{"id":592,"date":"2020-10-09T21:49:40","date_gmt":"2020-10-09T21:49:40","guid":{"rendered":"http:\/\/www.xuelinchina.com\/index.php\/2020\/10\/09\/3e02fa4f97\/"},"modified":"2020-10-24T01:33:07","modified_gmt":"2020-10-24T01:33:07","slug":"3e02fa4f97","status":"publish","type":"post","link":"https:\/\/www.xuelinedu.com\/index.php\/2020\/10\/09\/3e02fa4f97\/","title":{"rendered":"\u3010\u6708\u8003\u4e13\u680f\u3011\u4e5d\u5e74\u7ea7\u6570\u5b66\u4e0a\u518c\u4e00\u6b21\u6708\u8003\u77e5\u8bc6\u70b9\u603b\u7ed3\uff01"},"content":{"rendered":"<section data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"92770\">\n<section style=\"text-align: center; margin: 10px auto;\">\n<section style=\"display: inline-block; background: #fff100;\">\n<section style=\"display: flex; align-items: center;\">\n<section style=\"width: 90px; z-index: 999;\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; 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src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-ratio=\"1\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-type=\"png\" data-w=\"18\" data-width=\"100%\" \/><\/section>\n<\/section>\n<section style=\"box-shadow: #fdc501 3px 3px 0px; border-radius: 7px; overflow: hidden; margin-top: -9px; box-sizing: border-box; border: 2px solid #333333;\">\n<section style=\"font-size: 16px; text-align: justify; letter-spacing: 1.5px; line-height: 1.75em; color: #3f3e3f; padding: 6px 1.5em; box-sizing: border-box;\" data-autoskip=\"1\"><span style=\"color: #ff0000;\"><strong><span style=\"color: #ff0000; font-family: \u5b8b\u4f53, SimSun; font-size: 17px;\">\u4eba\u6559\u7248<\/span><\/strong><\/span><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section>\n<section style=\"margin: 10px auto;\">\n<section style=\"background-image: linear-gradient(to right, #fdf5e6 0%, #fffcde 100%); box-sizing: border-box; color: #c16b6b;\">\n<section style=\"background-image: url('https:\/\/mmbiz.qpic.cn\/mmbiz_png\/22hhc3x3VcLcLOzGMN9iblT5MYosjjW2H2NhPKEFAgmHPWicf7qyvdeLnW2mlQWHvV7Y0KEu0WllibjJ4mq41h6gw\/640?wx_fmt=png'); background-position: center bottom; background-size: 100%; background-repeat: no-repeat; padding: 3px; box-sizing: border-box;\">\n<section style=\"padding: 1em; box-sizing: border-box; border: 1px solid #fdfcf2;\">\n<section style=\"font-size: 14px; letter-spacing: 1.5px; line-height: 1.75em; color: #994e4e;\" data-autoskip=\"1\">\n<section style=\"line-height: 2em; text-align: center;\"><span style=\"font-size: 17px;\"><strong><span style=\"font-size: 17px; font-family: \u5b8b\u4f53, SimSun; color: #ff0000;\">\u7b2c\u4e8c\u5341\u4e00\u7ae0 \u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 16px;\"><strong><span style=\"font-size: 16px; font-family: 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15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff084\uff09\u5c06\u65b9\u7a0b\u5316\u4e3a\u4e00\u822c\u5f62\u5f0f\uff0cax<sup>2<\/sup>+bx+c=0\u65f6\uff0c\u5e94\u6ee1\u8db3a\u22600\u3002\u5176\u4e2d\uff0cax<sup>2<\/sup>\u662f\u4e8c\u6b21\u9879\uff0ca\u662f\u4e8c\u6b21\u9879\u7cfb\u6570\uff1bbx\u662f\u4e00\u6b21\u9879\uff0cb\u662f\u4e00\u6b21\u9879\u7cfb\u6570\uff1bc\u662f\u5e38\u6570\u9879\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u7684\u6839\uff1a\u4f7f\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u5de6\u53f3\u4e24\u8fb9\u76f8\u7b49\u7684\u672a\u77e5\u6570\u7684\u503c\u53eb\u505a\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u7684\u89e3\uff0c\u4e5f\u53eb\u505a\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u7684\u6839\u3002\u65b9\u7a0b\u7684\u89e3\u7684\u5b9a\u4e49\u662f\u89e3\u65b9\u7a0b\u8fc7\u7a0b\u4e2d\u9a8c\u6839\u7684\u4f9d\u636e\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff; font-size: 16px;\"><strong><span style=\"font-size: 16px; color: #0052ff; font-family: \u5b8b\u4f53, SimSun;\">21.2 \u964d\u6b21\u2014\u2014\u89e3\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u89e3\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u7684\u57fa\u672c\u601d\u60f3\u662f\u901a\u8fc7\u201c\u964d\u6b21\u201d\u5c06\u5b83\u5316\u4e3a\u4e24\u4e2a\u4e00\u5143\u4e00\u6b21\u65b9\u7a0b\u3002\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u6709\u56db\u79cd\u89e3\u6cd5\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">1\u3001\u76f4\u63a5\u5f00\u5e73\u65b9\u6cd5<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u76f4\u63a5\u5f00\u5e73\u65b9\u6cd5\u5c31\u662f\u5e73\u65b9\u7684\u9006\u8fd0\u7b97\uff0c\u901a\u5e38\u7528\u6839\u53f7\u8868\u793a\u5176\u8fd0\u7b97\u7ed3\u679c\u3002<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280184.png\" data-ratio=\"0.16917293233082706\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280184.png\" data-type=\"png\" data-w=\"532\" \/><\/p>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u76f4\u63a5\u5f00\u5e73\u65b9\u6cd5\u9002\u7528\u4e8e\u89e3\u5f62\u5982x<sup>2<\/sup>=p\u6216\uff08mx + a\uff09<sup>2<\/sup>=p\uff08m\u22600\uff09\u5f62\u5f0f\u7684\u65b9\u7a0b\uff0c\u5982\u679cp\u22650\uff0c\u5c31\u53ef\u4ee5\u5229\u7528\u76f4\u63a5\u5f00\u5e73\u65b9\u6cd5\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: 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#000000;\">\u2461\u4f7f\u4e8c\u6b21\u9879\u7cfb\u6570\u6216\u542b\u6709\u672a\u77e5\u6570\u7684\u5f0f\u5b50\u7684\u5e73\u65b9\u9879\u7684\u7cfb\u6570\u4e3a1\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2462\u4e24\u8fb9\u76f4\u63a5\u5f00\u5e73\u65b9\uff0c\u4f7f\u539f\u65b9\u7a0b\u53d8\u4e3a\u4e24\u4e2a\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2463\u89e3\u4e00\u5143\u4e00\u6b21\u65b9\u7a0b\uff0c\u6c42\u51fa\u539f\u65b9\u7a0b\u7684\u6839\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">2\u3001\u914d\u65b9\u6cd5<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u901a\u8fc7\u914d\u6210\u5b8c\u5168\u5e73\u65b9\u5f62\u5f0f\u6765\u89e3\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u7684\u65b9\u6cd5\uff0c\u53eb\u505a\u914d\u65b9\u6cd5\uff0c\u914d\u65b9\u7684\u76ee\u7684\u662f\u964d\u6b21\uff0c\u628a\u4e00\u4e2a\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u8f6c\u5316\u4e3a\u4e24\u4e2a\u4e00\u5143\u4e00\u6b21\u65b9\u7a0b\u6765\u89e3\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u914d\u65b9\u6cd5\u7684\u4e00\u822c\u6b65\u9aa4\u53ef\u4ee5\u603b\u7ed3\u4e3a\uff1a\u4e00\u79fb\u3001\u4e8c\u9664\u3001\u4e09\u914d\u3001\u56db\u5f00\u3002<\/span><\/strong><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09\u628a\u5e38\u6570\u9879\u79fb\u5230\u7b49\u53f7\u7684\u53f3\u8fb9\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u65b9\u7a0b\u4e24\u8fb9\u90fd\u9664\u4ee5\u4e8c\u6b21\u9879\u7cfb\u6570\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u65b9\u7a0b\u4e24\u8fb9\u90fd\u52a0\u4e0a\u4e00\u6b21\u9879\u7cfb\u6570\u4e00\u534a\u7684\u5e73\u65b9\uff0c\u628a\u5de6\u8fb9\u914d\u6210\u5b8c\u5168\u5e73\u65b9\u5f0f\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff084\uff09\u82e5\u7b49\u53f7\u53f3\u8fb9\u4e3a\u975e\u8d1f\u6570\uff0c\u76f4\u63a5\u5f00\u5e73\u65b9\u6c42\u51fa\u65b9\u7a0b\u7684\u89e3\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 16px; color: #0052ff;\"><strong><span style=\"color: #0052ff; font-size: 16px; font-family: \u5b8b\u4f53, SimSun;\">21.2.2 \u516c\u5f0f\u6cd5<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" style=\"text-align: center; width: 536px; height: 137px;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/91602280185.jpg\" data-croporisrc=\"https:\/\/mmbiz.qlogo.cn\/mmbiz_png\/22hhc3x3VcLcLOzGMN9iblT5MYosjjW2H2z4ZtHT1ia2RczCicwgHyEicMbI2K5VA3HrwIE9mXibYI48X8CvnuJsoyA\/0?wx_fmt=png\" data-cropx1=\"0\" data-cropx2=\"894\" data-cropy1=\"43.365671641791046\" data-cropy2=\"271.86940298507466\" data-ratio=\"0.25615212527964204\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/91602280185.jpg\" data-type=\"jpeg\" data-w=\"894\" \/><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u6c42\u6839\u516c\u5f0f\u7684\u63a8\u5bfc\u8fc7\u7a0b\uff0c\u5c31\u662f\u7528\u914d\u65b9\u6cd5\u89e3\u4e00\u822c\u5f62\u5f0f\u7684\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\">ax<\/span><sup style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun;\">2<\/sup><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\">+bx+c=0\uff08a\u22600\uff09\u7684\u8fc7\u7a0b\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u516c\u5f0f\u6cd5\u89e3\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u7684\u5177\u4f53\u6b65\u9aa4\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2460\u65b9\u7a0b\u5316\u4e3a\u4e00\u822c\u5f62\u5f0f\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">ax<sup>2<\/sup>+bx+c=0\uff08a\u22600\uff09\uff0c\u4e00\u822ca\u5316\u4e3a\u6b63\u503c\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2461\u786e\u5b9a\u516c\u5f0f\u4e2da,b,c\u7684\u503c\uff0c\u6ce8\u610f\u7b26\u53f7\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2462\u6c42\u51fab<sup>2<\/sup>-4ac\u7684\u503c\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2463\u82e5b<sup>2<\/sup>-4ac\u22650\uff0c\u5219\u628aa,b,c\u548cb-4ac\u7684\u503c\u4ee3\u5165\u516c\u5f0f\u5373\u53ef\u6c42\u89e3\uff1b\u82e5b<sup>2<\/sup>-4ac&lt;0\uff0c\u5219\u65b9\u7a0b\u65e0\u5b9e\u6570\u6839\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u6839\u7684\u5224\u522b\u5f0f<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5f0f\u5b50b<sup>2<\/sup>-4ac \u53eb\u505a\u65b9\u7a0bax<sup>2<\/sup>+bx+c=0\uff08a\u22600\uff09\u6839\u7684\u5224\u522b\u5f0f\uff0c\u901a\u5e38\u7528\u5e0c\u814a\u5b57\u6bcd\u25b3\u8868\u793a\u5b83\uff0c\u5373\u25b3=b<sup>2<\/sup>-4ac\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u82e5\u25b3&gt;0\uff0c\u65b9\u7a0bax<sup>2<\/sup>+bx+c=0\uff08a\u22600\uff09\u6709\u4e24\u4e2a\u4e0d\u76f8\u7b49\u7684\u5b9e\u6570\u6839\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u82e5\u25b3=0\uff0c\u65b9\u7a0bax<sup>2<\/sup>+bx+c=0\uff08a\u22600\uff09\u6709\u4e24\u4e2a\u76f8\u7b49\u7684\u5b9e\u6570\u6839\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u82e5\u25b3&lt;0\uff0c\u65b9\u7a0bax<sup>2<\/sup>+bx+c=0\uff08a\u22600\uff09\u65e0\u5b9e\u6570\u6839\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff; font-size: 16px;\"><strong><span style=\"font-size: 16px; color: #0052ff; font-family: \u5b8b\u4f53, SimSun;\">21.2.3 \u56e0\u5f0f\u5206\u89e3\u6cd5<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09\u628a\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u7684\u4e00\u8fb9\u5316\u4e3a0\uff0c\u800c\u53e6\u4e00\u8fb9\u5206\u89e3\u6210\u4e24\u4e2a\u4e00\u6b21\u56e0\u5f0f\u7684\u79ef\uff0c\u8fdb\u800c\u8f6c\u5316\u4e3a\u6c42\u4e24\u4e2a\u6c42\u4e00\u5143\u4e00\u6b21\u65b9\u7a0b\u7684\u89e3\uff0c\u8fd9\u79cd\u89e3\u65b9\u7a0b\u7684\u65b9\u6cd5\u53eb\u505a\u56e0\u5f0f\u5206\u89e3\u6cd5\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u56e0\u5f0f\u5206\u89e3\u6cd5\u7684\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2460\u79fb\u9879\uff0c\u5c06\u6240\u6709\u7684\u9879\u90fd\u79fb\u5230\u5de6\u8fb9\uff0c\u53f3\u8fb9\u5316\u4e3a0\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2461\u628a\u65b9\u7a0b\u7684\u5de6\u8fb9\u5206\u89e3\u6210\u4e24\u4e2a\u56e0\u5f0f\u7684\u79ef\uff0c\u53ef\u7528\u7684\u65b9\u6cd5\u6709\u63d0\u516c\u56e0\u5f0f\u3001\u5e73\u65b9\u5dee\u516c\u5f0f\u548c\u5b8c\u5168\u5e73\u65b9\u516c\u5f0f\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2462\u4ee4\u6bcf\u4e00\u4e2a\u56e0\u5f0f\u5206\u522b\u4e3a\u96f6\uff0c\u5f97\u5230\u4e00\u5143\u4e00\u6b21\u65b9\u7a0b\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2463\u89e3\u4e00\u5143\u4e00\u6b21\u65b9\u7a0b\u5373\u53ef\u5f97\u5230\u539f\u65b9\u7a0b\u7684\u89e3\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u7528\u5408\u9002\u7684\u65b9\u6cd5\u89e3\u4e00\u5143\u4e00\u6b21\u65b9\u7a0b<\/span><\/section>\n<table width=\"100%\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td style=\"border-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"102\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u65b9\u6cd5\u540d<\/span><\/section>\n<\/td>\n<td style=\"border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left: none; padding: 0px 7px;\" valign=\"top\" width=\"170\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u7406\u8bba\u4f9d\u636e<\/span><\/section>\n<\/td>\n<td style=\"border-top-color: windowtext; border-right-color: windowtext; border-bottom-color: windowtext; border-left: none; padding: 0px 7px;\" valign=\"top\" width=\"296\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u9002\u7528\u8303\u56f4<\/span><\/section>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top: none; padding: 0px 7px;\" valign=\"top\" width=\"102\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u76f4\u63a5\u5f00\u5e73\u65b9\u6cd5<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"170\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5e73\u65b9\u6839\u7684\u610f\u4e49<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"296\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5f62\u5982x<sup>2<\/sup>=p\u6216\uff08mx + n\uff09<sup>2<\/sup>=p\uff08p\u22600\uff09<\/span><\/section>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top: none; padding: 0px 7px;\" valign=\"top\" width=\"102\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u914d\u65b9\u6cd5<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"170\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5b8c\u5168\u5e73\u65b9\u516c\u5f0f<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"296\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u6240\u6709\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/section>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top: none; padding: 0px 7px;\" valign=\"top\" width=\"102\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u516c\u5f0f\u6cd5<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"170\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u914d\u65b9\u6cd5<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"296\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u6240\u6709\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/section>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-right-color: windowtext; border-bottom-color: windowtext; border-left-color: windowtext; border-top: none; padding: 0px 7px;\" valign=\"top\" width=\"102\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u56e0\u5f0f\u5206\u89e3\u6cd5<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"170\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5f53ab=0\uff0c\u5219a=0\u6216b=0<\/span><\/section>\n<\/td>\n<td style=\"border-top: none; border-left: none; border-bottom-color: windowtext; border-right-color: windowtext; padding: 0px 7px;\" valign=\"top\" width=\"296\">\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u4e00\u8fb9\u4e3a0\uff0c\u53e6\u4e00\u8fb9\u6613\u4e8e\u5206\u89e3\u6210\u4e24\u4e2a\u4e00\u6b21\u56e0\u5f0f\u7684\u79ef\u7684\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/section>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\">\n<img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280186.png\" data-ratio=\"0.16009280742459397\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280186.png\" data-type=\"png\" data-w=\"862\" \/><\/p>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff; font-size: 16px;\"><strong><span style=\"font-size: 16px; color: #0052ff; font-family: \u5b8b\u4f53, SimSun;\">22.3 \u5b9e\u9645\u95ee\u9898\u4e0e\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5217\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u89e3\u5e94\u7528\u9898\u7684\u4e00\u822c\u6b65\u9aa4\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09\u5ba1\uff1a\u8bfb\u61c2\u9898\u76ee\uff0c\u5f04\u6e05\u9898\u610f\uff0c\u660e\u786e\u54ea\u4e9b\u662f\u5df2\u77e5\u91cf\uff0c\u54ea\u4e9b\u662f\u672a\u77e5\u91cf\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u7b49\u91cf\u5173\u7cfb\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u8bbe\uff1a\u8bbe\u5143\uff0c\u4e5f\u5c31\u662f\u8bbe\u51fa\u672a\u77e5\u6570\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u5217\uff1a\u5217\u65b9\u7a0b\uff0c\u8fd9\u662f\u5173\u952e\u6b65\u9aa4\uff0c\u4e00\u822c\u5148\u627e\u51fa\u80fd\u591f\u8868\u8fbe\u5e94\u7528\u9898\u5168\u90e8\u542b\u4e49\u7684\u4e00\u4e2a\u76f8\u7b49\u542b\u4e49\uff0c\u7136\u540e\u5217\u4ee3\u6570\u5f0f\u8868\u793a\u8fd9\u4e2a\u76f8\u7b49\u5173\u7cfb\u4e2d\u7684\u5404\u4e2a\u91cf\uff0c\u5c31\u5f97\u5230\u542b\u6709\u672a\u77e5\u6570\u7684\u7b49\u5f0f\uff0c\u5373\u65b9\u7a0b\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff084\uff09\u89e3\uff1a\u89e3\u65b9\u7a0b\uff0c\u6c42\u51fa\u672a\u77e5\u6570\u7684\u503c\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff085\uff09\u9a8c\uff1a\u68c0\u9a8c\u65b9\u7a0b\u7684\u89e3\u662f\u5426\u4fdd\u8bc1\u5b9e\u9645\u95ee\u9898\u6709\u610f\u4e49\uff0c\u7b26\u5408\u9898\u610f\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff086\uff09\u7b54\uff1a\u5199\u51fa\u7b54\u6848\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5217\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u89e3\u5e94\u7528\u9898\u7684\u51e0\u79cd\u5e38\u89c1\u7c7b\u578b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09\u6570\u5b57\u95ee\u9898<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u4e09\u4e2a\u8fde\u7eed\u6574\u6570\uff1a\u82e5\u8bbe\u4e2d\u95f4\u7684\u4e00\u4e2a\u6570\u4e3ax\uff0c\u5219\u53e6\u4e24\u4e2a\u6570\u5206\u522b\u4e3ax-1\uff0cx+1\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u4e09\u4e2a\u8fde\u7eed\u5076\u6570\uff08\u5947\u6570\uff09\uff1a\u82e5\u4e2d\u95f4\u7684\u4e00\u4e2a\u6570\u4e3ax\uff0c\u5219\u53e6\u4e24\u4e2a\u6570\u5206\u522b\u4e3ax-2, x+2\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u4e09\u4f4d\u6570\u7684\u8868\u793a\u65b9\u6cd5\uff1a\u8bbe\u767e\u4f4d\u3001\u5341\u4f4d\u3001\u4e2a\u4f4d\u4e0a\u7684\u6570\u5b57\u5206\u522b\u4e3aa,b,c\uff0c\u5219\u8fd9\u4e2a\u4e09\u4f4d\u6570\u662f100a+ 10b+c\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u589e\u957f\u7387\u95ee\u9898<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u8bbe\u521d\u59cb\u91cf\u4e3aa\uff0c\u7ec8\u6b62\u91cf\u4e3ab\uff0c\u5e73\u5747\u589e\u957f\u7387\u6216\u5e73\u5747\u964d\u4f4e\u7387\u4e3ax\uff0c\u5219\u7ecf\u8fc7\u4e24\u6b21\u7684\u589e\u957f\u6216\u964d\u4f4e\u540e<\/span><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\">\u7684\u7b49\u91cf\u5173\u7cfb\u4e3aa\uff081\u00b1x\uff09<\/span><sup style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun;\">2<\/sup><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\"> =b\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u5229\u6da6\u95ee\u9898<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5229\u6da6\u95ee\u9898\u5e38\u7528\u7684\u76f8\u7b49\u5173\u7cfb\u5f0f\u6709\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2460\u603b\u5229\u6da6=\u603b\u9500\u552e\u4ef7-\u603b\u6210\u672c\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2461\u603b\u5229\u6da6=\u5355\u4f4d\u5229\u6da6\u00d7\u603b\u9500\u552e\u91cf\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2462\u5229\u6da6=\u6210\u672c\u00d7\u5229\u6da6\u7387\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff084\uff09\u56fe\u5f62\u7684\u9762\u79ef\u95ee\u9898<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u6839\u636e\u56fe\u5f62\u7684\u9762\u79ef\u4e0e\u56fe\u5f62\u7684\u8fb9\u3001\u9ad8\u7b49\u76f8\u5173\u5143\u7d20\u7684\u5173\u7cfb\uff0c\u5c06\u56fe\u5f62\u7684\u9762\u79ef\u7528\u542b\u6709\u672a\u77e5\u6570\u7684\u4ee3\u6570\u5f0f\u8868\u793a\u51fa\u6765\uff0c\u5efa\u7acb\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em; text-align: center;\"><span style=\"font-size: 17px;\"><strong><span style=\"font-size: 17px; font-family: \u5b8b\u4f53, SimSun; color: #ff0000;\">\u7b2c\u4e8c\u5341\u4e8c\u7ae0 \u4e8c\u6b21\u51fd\u6570<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">1.\u5b9a\u4e49\uff1a\u4e00\u822c\u5730\uff0c\u5982\u679cy=ax<sup>2<\/sup> +bx+c\uff08a\uff0cb\uff0cc\u662f\u5e38\u6570\uff0ca\u22600\uff09\uff0c\u90a3\u4e48y\u53eb\u505ax\u7684\u4e8c\u6b21\u51fd\u6570\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">2.\u4e8c\u6b21\u51fd\u6570y=ax<sup>2<\/sup>\u7684\u6027\u8d28<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09\u629b\u7269\u7ebfy=ax<sup>2<\/sup>\u7684\u9876\u70b9\u662f\u5750\u6807\u539f\u70b9\uff0c\u5bf9\u79f0\u8f74\u662fy\u8f74\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u51fd\u6570y=ax<sup>2<\/sup>\u7684\u56fe\u50cf\u4e0ea\u7684\u7b26\u53f7\u5173\u7cfb<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/81602280187.png\" data-ratio=\"0.10726643598615918\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/81602280187.png\" data-type=\"png\" data-w=\"867\" \/><\/p>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u9876\u70b9\u662f\u5750\u6807\u539f\u70b9\uff0c\u5bf9\u79f0\u8f74\u662fy\u8f74\u7684\u62cb\u7269\u7ebf\u7684\u89e3\u6790\u5f0f\u5f62\u5f0f\u4e3ay=ax<sup>2<\/sup>\uff08a\u22600\uff09\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">3.\u4e8c\u6b21\u51fd\u6570y=ax<sup>2<\/sup> +bx+c\u7684\u56fe\u50cf\u662f\u5bf9\u79f0\u8f74\u5e73\u884c\u4e8e\uff08\u5305\u62ec\u91cd\u5408\uff09y\u8f74\u7684\u629b\u7269\u7ebf\u3002<\/span><\/section>\n<p style=\"text-align: left;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280188.png\" data-ratio=\"0.12254335260115606\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280188.png\" data-type=\"png\" data-w=\"865\" \/><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px; text-align: justify;\">5.\u4e8c\u6b21\u51fd\u6570\u7531\u7279\u6b8a\u5230\u4e00\u822c\uff0c\u53ef\u5206\u4e3a\u4ee5\u4e0b\u51e0\u79cd\u5f62\u5f0f\uff1a<\/span><\/p>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2460y=ax<sup>2<\/sup>\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2461y=ax<sup>2<\/sup> +k\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2462y=a\uff08x-h\uff09<sup>2<\/sup>\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2463y=a\uff08x-h\uff09<sup>2<\/sup>+k\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2464y=ax<sup>2<\/sup> +bx+c\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">6.\u62cb\u7269\u7ebf\u7684\u4e09\u8981\u7d20\uff1a\u5f00\u53e3\u65b9\u5411\u3001\u5bf9\u79f0\u8f74\u3001\u9876\u70b9\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2460a\u7684\u7b26\u53f7\u51b3\u5b9a\u629b\u7269\u7ebf\u7684\u5f00\u53e3\u65b9\u5411\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5f53a&gt;0\u65f6\uff0c\u5f00\u53e3\u5411\u4e0a\uff1b\u5f53a&lt;0\u65f6\uff0c\u5f00\u53e3\u5411\u4e0b\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">|a|\u76f8\u7b49\uff0c\u629b\u7269\u7ebf\u7684\u5f00\u53e3\u5927\u5c0f\u3001\u5f62\u72b6\u76f8\u540c\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2461\u5e73\u884c\u4e8ey\u8f74\uff08\u6216\u91cd\u5408\uff09\u7684\u76f4\u7ebf\u8bb0\u4f5cx=h\u3002\u7279\u522b\u5730\uff0cy\u8f74\u8bb0\u4f5c\u76f4\u7ebfx=0\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">7.\u9876\u70b9\u51b3\u5b9a\u629b\u7269\u7ebf\u7684\u4f4d\u7f6e\u3002\u51e0\u4e2a\u4e0d\u540c\u7684\u4e8c\u6b21\u51fd\u6570\uff0c\u5982\u679c\u4e8c\u6b21\u9879\u7cfb\u6570a\u76f8\u540c\uff0c\u90a3\u4e48\u62cb\u7269\u7ebf\u7684\u5f00\u53e3\u65b9\u5411\u3001\u5f00\u53e3\u5927\u5c0f\u5b8c\u5168\u76f8\u540c\uff0c\u53ea\u662f\u9876\u70b9\u7684\u4f4d\u7f6e\u4e0d\u540c\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">8.\u6c42\u629b\u7269\u7ebf\u7684\u9876\u70b9\u3001\u5bf9\u79f0\u8f74\u7684\u65b9\u6cd5<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280189.png\" data-ratio=\"0.1417142857142857\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280189.png\" data-type=\"png\" data-w=\"875\" \/><\/p>\n<section style=\"line-height: 2em;\"><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\">\uff082\uff09\u914d\u65b9\u6cd5\uff1a<\/span><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\">\u8fd0\u7528\u914d\u65b9\u7684\u65b9\u6cd5\uff0c\u5c06\u629b\u7269\u7ebf\u7684\u89e3\u6790\u5f0f\u5316\u4e3ay= a\uff08x-h\uff09<\/span><sup style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun;\">2<\/sup><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\"> +k\u7684\u5f62\u5f0f\uff0c\u5f97\u5230\u9876\u70b9\u4e3a\uff08h\uff0ck\uff09\uff0c\u5bf9\u79f0\u8f74\u662f\u76f4\u7ebfx=h\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u8fd0\u7528\u629b\u7269\u7ebf\u7684\u5bf9\u79f0\u6027\uff1a\u7531\u4e8e\u629b\u7269\u7ebf\u662f\u4ee5\u5bf9\u79f0\u8f74\u4e3a\u8f74\u7684\u8f74\u5bf9\u79f0\u56fe\u5f62\uff0c\u6240\u4ee5\u5bf9\u79f0\u8f74\u7684\u8fde\u7ebf\u7684\u5782\u76f4\u5e73\u5206\u7ebf\u662f\u629b\u7269\u7ebf\u7684\u5bf9\u79f0\u8f74\uff0c\u5bf9\u79f0\u8f74\u4e0e\u629b\u7269\u7ebf\u7684\u4ea4\u70b9\u662f\u9876\u70b9\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u7528\u914d\u65b9\u6cd5\u6c42\u5f97\u7684\u9876\u70b9\uff0c\u518d\u7528\u516c\u5f0f\u6cd5\u6216\u5bf9\u79f0\u6027\u8fdb\u884c\u9a8c\u8bc1\uff0c\u624d\u80fd\u505a\u5230\u4e07\u65e0\u4e00\u5931\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">9.\u62cb\u7269\u7ebfy=ax<sup>2<\/sup> +bx+c\u4e2d\uff0ca\uff0cb\uff0cc \u7684\u4f5c\u7528<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09a\u51b3\u5b9a\u5f00\u53e3\u65b9\u5411\u53ca\u5f00\u53e3\u5927\u5c0f\uff0c\u8fd9\u4e0ey=ax<sup>2<\/sup>\u4e2d\u7684a\u5b8c\u5168\u4e00\u6837\u3002<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" style=\"width: 528px; height: 57px;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280190.jpg\" data-croporisrc=\"https:\/\/mmbiz.qlogo.cn\/mmbiz_png\/22hhc3x3VcLcLOzGMN9iblT5MYosjjW2HjGicwoLBoS5d7HzpQV2xR8nwgw1m8JOWhX2XdW2G5twqk0ck0VkwEvg\/0?wx_fmt=png\" data-cropx1=\"13.238805970149254\" data-cropx2=\"887\" data-cropy1=\"0\" data-cropy2=\"94.32649253731343\" data-ratio=\"0.10869565217391304\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280190.jpg\" data-type=\"jpeg\" data-w=\"874\" \/><\/p>\n<section style=\"line-height: 2em;\"><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/91602280191.png\" data-ratio=\"0.39431818181818185\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/91602280191.png\" data-type=\"png\" data-w=\"880\" \/><\/p>\n<p style=\"text-align: left;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">10.\u51e0\u79cd\u7279\u6b8a\u7684\u4e8c\u6b21\u51fd\u6570\u7684\u56fe\u50cf\u7279\u5f81\u5982\u4e0b\uff1a<\/span><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280192.png\" data-ratio=\"0.45108695652173914\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280192.png\" data-type=\"png\" data-w=\"920\" \/><\/p>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\">11.\u7528\u5f85\u5b9a\u7cfb\u6570\u6cd5\u6c42\u4e8c\u6b21\u51fd\u6570\u7684\u89e3\u6790\u5f0f<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09\u4e00\u822c\u5f0f\uff1ay=ax<sup>2<\/sup> +bx+c\u3002\u5df2\u77e5\u56fe\u50cf\u4e0a\u4e09\u70b9\u6216\u4e09\u5bf9x\u3001y\u7684\u503c\uff0c\u901a\u5e38\u9009\u62e9\u4e00\u822c\u5f0f\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u9876\u70b9\u5f0f\uff1ay= a\uff08x-h\uff09<sup>2<\/sup> \u00a0+k\u3002\u5df2\u77e5\u56fe\u50cf\u7684\u9876\u70b9\u6216\u5bf9\u79f0\u8f74\uff0c\u901a\u5e38\u9009\u62e9\u9876\u70b9\u5f0f\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u4ea4\u70b9\u5f0f\uff1a\u5df2\u77e5\u56fe\u50cf\u4e0ex\u8f74\u7684\u4ea4\u70b9\u5750\u6807x<sub>1<\/sub>\u3001x<sub>2<\/sub>\uff0c\u901a\u5e38\u9009\u7528\u4ea4\u70b9\u5f0f\uff1ay=a(x-x<sub>1<\/sub>)(x-x<sub>2<\/sub>)\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">12.\u76f4\u7ebf\u4e0e\u629b\u7269\u7ebf\u7684\u4ea4\u70b9<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09y\u8f74\u4e0e\u629b\u7269\u7ebfy=ax<sup>2<\/sup> +bx+c\u5f97\u4ea4\u70b9\u4e3a(0\uff0cc)\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u4e0ey\u8f74\u5e73\u884c\u7684\u76f4\u7ebfx=h\u4e0e\u629b\u7269\u7ebfy=ax<sup>2<\/sup> +bx+c\u6709\u4e14\u53ea\u6709\u4e00\u4e2a\u4ea4\u70b9(h, ah<sup>2<\/sup> +bh+c)\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u62cb\u7269\u7ebf\u4e0ex\u8f74\u7684\u4ea4\u70b9<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/81602280193.png\" data-ratio=\"0.5749704840613932\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/81602280193.png\" data-type=\"png\" data-w=\"847\" \/><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" style=\"width: 536px; height: 251px;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280194.jpg\" data-croporisrc=\"https:\/\/mmbiz.qlogo.cn\/mmbiz_png\/22hhc3x3VcLcLOzGMN9iblT5MYosjjW2HOy3BiaHMauy15VC2Kv9icsKUiaFUcw2lztz0ibsFMuPBPvgyca7YmmMVwQ\/0?wx_fmt=png\" data-cropx1=\"0\" data-cropx2=\"860.9999999999999\" data-cropy1=\"36.945895522388064\" data-cropy2=\"440.1380597014926\" data-ratio=\"0.4692218350754936\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280194.jpg\" data-type=\"jpeg\" data-w=\"861\" \/><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/21602280195.jpg\" data-ratio=\"0.5936435868331441\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/21602280195.jpg\" data-type=\"jpeg\" data-w=\"881\" \/><\/p>\n<section data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"96711\">\n<section style=\"text-align: center; display: flex; justify-content: center; margin: 10px auto;\">\n<section style=\"display: inline-block;\">\n<section style=\"display: flex; justify-content: space-between; align-items: center; padding-right: 1em; padding-left: 1em; box-sizing: border-box;\">\n<section style=\"width: 16px;\"><img decoding=\"async\" style=\"width: 100%; display: block;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-ratio=\"1\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-type=\"png\" data-w=\"18\" data-width=\"100%\" \/><\/section>\n<section style=\"width: 16px;\"><img decoding=\"async\" style=\"width: 100%; display: block;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-ratio=\"1\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-type=\"png\" data-w=\"18\" data-width=\"100%\" \/><\/section>\n<\/section>\n<section style=\"box-shadow: #fdc501 3px 3px 0px; border-radius: 7px; overflow: hidden; margin-top: -9px; box-sizing: border-box; border: 2px solid #333333;\">\n<section style=\"font-size: 16px; text-align: justify; letter-spacing: 1.5px; line-height: 1.75em; color: #3f3e3f; padding: 6px 1.5em; box-sizing: border-box;\" data-autoskip=\"1\"><span style=\"color: #ff0000; font-size: 17px;\"><strong><span style=\"font-size: 17px; color: #ff0000; font-family: \u5b8b\u4f53, SimSun;\">\u5317\u5e08\u5927\u7248<\/span><\/strong><\/span><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section>\n<section style=\"margin: 10px auto;\">\n<section style=\"background-image: linear-gradient(to right, #fdf5e6 0%, #fffcde 100%); box-sizing: border-box; color: #c16b6b;\">\n<section style=\"background-image: url('https:\/\/mmbiz.qpic.cn\/mmbiz_png\/22hhc3x3VcLcLOzGMN9iblT5MYosjjW2H2NhPKEFAgmHPWicf7qyvdeLnW2mlQWHvV7Y0KEu0WllibjJ4mq41h6gw\/640?wx_fmt=png'); background-position: center bottom; background-size: 100%; background-repeat: no-repeat; padding: 3px; box-sizing: border-box;\">\n<section style=\"padding: 1em; box-sizing: border-box; border: 1px solid #fdfcf2;\">\n<section style=\"font-size: 14px; letter-spacing: 1.5px; line-height: 1.75em; color: #994e4e;\" data-autoskip=\"1\">\n<section style=\"line-height: 2em; text-align: center;\"><span style=\"color: #ff0000;\"><strong><span style=\"font-family: \u5b8b\u4f53, SimSun; font-size: 17px;\">\u7b2c\u4e00\u7ae0 \u7279\u6b8a\u5e73\u884c\u56db\u8fb9\u5f62<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff;\"><strong><span style=\"font-family: \u5b8b\u4f53, SimSun; font-size: 16px;\">1\u3001\u83f1\u5f62\u7684\u6027\u8d28\u4e0e\u5224\u5b9a<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u83f1\u5f62\u7684<strong>\u5b9a\u4e49<\/strong>\uff1a\u4e00\u7ec4\u90bb\u8fb9\u76f8\u7b49\u7684\u5e73\u884c\u56db\u8fb9\u5f62\u53eb\u505a\u83f1\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u83f1\u5f62\u7684<strong>\u6027\u8d28<\/strong>\uff1a\u5177\u6709\u5e73\u884c\u56db\u8fb9\u5f62\u7684\u6027\u8d28\uff0c\u4e14\u56db\u6761\u8fb9\u90fd\u76f8\u7b49\uff0c\u4e24\u6761\u5bf9\u89d2\u7ebf\u4e92\u76f8\u5782\u76f4\u5e73\u5206\uff0c\u6bcf\u4e00\u6761\u5bf9\u89d2\u7ebf\u5e73\u5206\u4e00\u7ec4\u5bf9\u89d2\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u83f1\u5f62\u662f\u8f74\u5bf9\u79f0\u56fe\u5f62\uff0c\u6bcf\u6761\u5bf9\u89d2\u7ebf\u6240\u5728\u7684\u76f4\u7ebf\u90fd\u662f\u5bf9\u79f0\u8f74\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u83f1\u5f62\u7684<strong>\u5224\u522b\u65b9\u6cd5<\/strong>\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff081\uff09\u4e00\u7ec4\u90bb\u8fb9\u76f8\u7b49\u7684\u5e73\u884c\u56db\u8fb9\u5f62\u662f\u83f1\u5f62\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff082\uff09\u5bf9\u89d2\u7ebf\u4e92\u76f8\u5782\u76f4\u7684\u5e73\u884c\u56db\u8fb9\u5f62\u662f\u83f1\u5f62\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff083\uff09\u56db\u6761\u8fb9\u90fd\u76f8\u7b49\u7684\u56db\u8fb9\u5f62\u662f\u83f1\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff; font-size: 16px;\"><strong><span style=\"font-size: 16px; font-family: \u5b8b\u4f53, SimSun;\">2\u3001\u77e9\u5f62\u7684\u6027\u8d28\u4e0e\u5224\u5b9a<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u77e9\u5f62\u7684<strong>\u5b9a\u4e49<\/strong>\uff1a\u6709\u4e00\u4e2a\u89d2\u662f\u76f4\u89d2\u7684\u5e73\u884c\u56db\u8fb9\u5f62\u53eb\u77e9\u5f62\u3002\u77e9\u5f62\u662f\u7279\u6b8a\u7684\u5e73\u884c\u56db\u8fb9\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u77e9\u5f62\u7684<strong>\u6027\u8d28<\/strong>\uff1a\u5177\u6709\u5e73\u884c\u56db\u8fb9\u5f62\u7684\u6027\u8d28\uff0c\u4e14\u5bf9\u89d2\u7ebf\u76f8\u7b49\uff0c\u56db\u4e2a\u89d2\u90fd\u662f\u76f4\u89d2\u3002\uff08\u77e9\u5f62\u662f\u8f74\u5bf9\u79f0\u56fe\u5f62\uff0c\u6709\u4e24\u6761\u5bf9\u79f0\u8f74\uff09<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u77e9\u5f62\u7684<strong>\u5224\u5b9a<\/strong>\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff081\uff09\u6709\u4e00\u4e2a\u5185\u89d2\u662f\u76f4\u89d2\u7684\u5e73\u884c\u56db\u8fb9\u5f62\u53eb\u77e9\u5f62\uff08\u6839\u636e\u5b9a\u4e49\uff09\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff082\uff09\u5bf9\u89d2\u7ebf\u76f8\u7b49\u7684\u5e73\u884c\u56db\u8fb9\u5f62\u662f\u77e9\u5f62\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff083\uff09\u56db\u4e2a\u89d2\u90fd\u76f8\u7b49\u7684\u56db\u8fb9\u5f62\u662f\u77e9\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b<strong>\u63a8\u8bba<\/strong>\uff1a\u76f4\u89d2\u4e09\u89d2\u5f62\u659c\u8fb9\u4e0a\u7684\u4e2d\u7ebf\u7b49\u4e8e\u659c\u8fb9\u7684\u4e00\u534a\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff; font-size: 16px;\"><strong><span style=\"font-size: 16px; font-family: \u5b8b\u4f53, SimSun;\">3\u3001\u6b63\u65b9\u5f62\u7684\u6027\u8d28\u4e0e\u5224\u5b9a<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u6b63\u65b9\u5f62\u7684<strong>\u5b9a\u4e49<\/strong>\uff1a\u4e00\u7ec4\u90bb\u8fb9\u76f8\u7b49\u7684\u77e9\u5f62\u53eb\u505a\u6b63\u65b9\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u6b63\u65b9\u5f62\u7684<strong>\u6027\u8d28<\/strong>\uff1a\u6b63\u65b9\u5f62\u5177\u6709\u5e73\u884c\u56db\u8fb9\u5f62\u3001\u77e9\u5f62\u3001\u83f1\u5f62\u7684\u4e00\u5207\u6027\u8d28\u3002\uff08\u6b63\u65b9\u5f62\u662f\u8f74\u5bf9\u79f0\u56fe\u5f62\uff0c\u6709\u4e24\u6761\u5bf9\u79f0\u8f74)<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u6b63\u65b9\u5f62\u5e38\u7528\u7684<strong>\u5224\u5b9a<\/strong>\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff081\uff09\u6709\u4e00\u4e2a\u5185\u89d2\u662f\u76f4\u89d2\u7684\u83f1\u5f62\u662f\u6b63\u65b9\u5f62\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff082\uff09\u90bb\u8fb9\u76f8\u7b49\u7684\u77e9\u5f62\u662f\u6b63\u65b9\u5f62\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff083\uff09\u5bf9\u89d2\u7ebf\u76f8\u7b49\u7684\u83f1\u5f62\u662f\u6b63\u65b9\u5f62\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\uff084\uff09\u5bf9\u89d2\u7ebf\u4e92\u76f8\u5782\u76f4\u7684\u77e9\u5f62\u662f\u6b63\u65b9\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff; font-size: 16px;\"><strong><span style=\"font-size: 16px; font-family: \u5b8b\u4f53, SimSun;\">4\u3001\u68af\u5f62<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u68af\u5f62<strong>\u5b9a\u4e49<\/strong>\uff1a\u4e00\u7ec4\u5bf9\u8fb9\u5e73\u884c\u4e14\u53e6\u4e00\u7ec4\u5bf9\u8fb9\u4e0d\u5e73\u884c\u7684\u56db\u8fb9\u5f62\u53eb\u505a\u68af\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u4e24\u6761\u8170\u76f8\u7b49\u7684\u68af\u5f62\u53eb\u505a\u7b49\u8170\u68af\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u4e00\u6761\u8170\u548c\u5e95\u5782\u76f4\u7684\u68af\u5f62\u53eb\u505a\u76f4\u89d2\u68af\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u7b49\u8170\u68af\u5f62\u7684<strong>\u6027\u8d28<\/strong>\uff1a\u7b49\u8170\u68af\u5f62\u540c\u4e00\u5e95\u4e0a\u7684\u4e24\u4e2a\u5185\u89d2\u76f8\u7b49\uff0c\u5bf9\u89d2\u7ebf\u76f8\u7b49\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u540c\u4e00\u5e95\u4e0a\u7684\u4e24\u4e2a\u5185\u89d2\u76f8\u7b49\u7684\u68af\u5f62\u662f\u7b49\u8170\u68af\u5f62\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u4e09\u89d2\u5f62\u7684\u4e2d\u4f4d\u7ebf\u5e73\u884c\u4e8e\u7b2c\u4e09\u8fb9\uff0c\u5e76\u4e14\u7b49\u4e8e\u7b2c\u4e09\u8fb9\u7684\u4e00\u534a\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u5939\u5728\u4e24\u6761\u5e73\u884c\u7ebf\u95f4\u7684\u5e73\u884c\u7ebf\u6bb5\u76f8\u7b49\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u203b\u5728\u76f4\u89d2\u4e09\u89d2\u5f62\u4e2d\uff0c\u659c\u8fb9\u4e0a\u7684\u4e2d\u7ebf\u7b49\u4e8e\u659c\u8fb9\u7684\u4e00\u534a\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em; text-align: center;\"><span style=\"font-size: 17px;\"><strong><span style=\"font-size: 17px; font-family: \u5b8b\u4f53, SimSun; color: #ff0000;\">\u7b2c\u4e8c\u7ae0 \u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/strong><\/span><\/section>\n<section style=\"line-height: 2em;\"><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px; letter-spacing: 2px;\">2.1-2.4\u8282\u5185\u5bb9\u4e0e\u4eba\u6559\u7248\u4e5d\u5e74\u7ea7\u6570\u5b66\u4e0a\u518c\u201c\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u201d\u5185\u5bb9\u76f8\u540c\u3002<\/span><\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280197.png\" data-ratio=\"0.6021003500583431\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280197.png\" data-type=\"png\" data-w=\"857\" \/><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280198.png\" data-ratio=\"0.3507549361207898\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280198.png\" data-type=\"png\" data-w=\"861\" \/><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/51602280199.jpg\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/51602280199.jpg\" data-type=\"jpeg\" data-ratio=\"0.5925925925925926\" data-w=\"1080\" \/><\/p>\n<section data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"96711\">\n<section style=\"text-align: center; display: flex; justify-content: center; margin: 10px auto;\">\n<section style=\"display: inline-block;\">\n<section style=\"display: flex; justify-content: space-between; align-items: center; padding-right: 1em; padding-left: 1em; box-sizing: border-box;\">\n<section style=\"width: 16px;\"><img decoding=\"async\" style=\"width: 100%; display: block;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-ratio=\"1\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-type=\"png\" data-w=\"18\" data-width=\"100%\" \/><\/section>\n<section style=\"width: 16px;\"><img decoding=\"async\" style=\"width: 100%; display: block;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-ratio=\"1\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280183.png\" data-type=\"png\" data-w=\"18\" data-width=\"100%\" \/><\/section>\n<\/section>\n<section style=\"box-shadow: #fdc501 3px 3px 0px; border-radius: 7px; overflow: hidden; margin-top: -9px; box-sizing: border-box; border: 2px solid #333333;\">\n<section style=\"font-size: 16px; text-align: justify; letter-spacing: 1.5px; line-height: 1.75em; color: #3f3e3f; padding: 6px 1.5em; box-sizing: border-box;\" data-autoskip=\"1\"><span style=\"color: #ff0000; font-size: 17px;\"><strong><span style=\"font-size: 17px; color: #ff0000; font-family: \u5b8b\u4f53, SimSun;\">\u534e\u4e1c\u5e08\u5927\u7248<\/span><\/strong><\/span><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section>\n<section style=\"margin: 10px auto;\">\n<section style=\"background-image: linear-gradient(to right, #fdf5e6 0%, #fffcde 100%); box-sizing: border-box; color: #c16b6b;\">\n<section style=\"background-image: url('https:\/\/mmbiz.qpic.cn\/mmbiz_png\/22hhc3x3VcLcLOzGMN9iblT5MYosjjW2H2NhPKEFAgmHPWicf7qyvdeLnW2mlQWHvV7Y0KEu0WllibjJ4mq41h6gw\/640?wx_fmt=png'); background-position: center bottom; background-size: 100%; background-repeat: no-repeat; padding: 3px; box-sizing: border-box;\">\n<section style=\"padding: 1em; box-sizing: border-box; border: 1px solid #fdfcf2;\">\n<section style=\"font-size: 14px; letter-spacing: 1.5px; line-height: 1.75em; color: #994e4e;\" data-autoskip=\"1\">\n<p style=\"text-align: center;\"><span style=\"color: #ff0000;\"><strong><span style=\"font-family: \u5b8b\u4f53, SimSun; font-size: 17px;\">\u7b2c21\u7ae0\u00a0 \u4e8c\u6b21\u6839\u5f0f<\/span><\/strong><\/span><\/p>\n<p style=\"text-align: center;\">\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" style=\"width: 100%; height: auto;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280201.jpg\" data-backh=\"259\" data-backw=\"536\" data-croporisrc=\"https:\/\/mmbiz.qlogo.cn\/mmbiz_png\/22hhc3x3VcLcLOzGMN9iblT5MYosjjW2HS5kdNicqsrttwrGXFQ0vibboWuNicJAuWffxo6ic3Gs2QQBwJ7QiaPic6AgA\/0?wx_fmt=png\" data-cropx1=\"0\" data-cropx2=\"849\" data-cropy1=\"33.26305970149254\" data-cropy2=\"443.5074626865671\" data-ratio=\"0.4840989399293286\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280201.jpg\" data-type=\"jpeg\" data-w=\"849\" \/><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280202.png\" data-ratio=\"0.5269186712485682\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280202.png\" data-type=\"png\" data-w=\"873\" \/><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/11602280203.png\" data-ratio=\"0.16943127962085308\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/11602280203.png\" data-type=\"png\" data-w=\"844\" \/><\/p>\n<section style=\"line-height: 2em;\"><\/section>\n<section style=\"line-height: 2em;\"><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; letter-spacing: 2px; color: #0052ff;\">6\u3001\u4e8c\u6b21\u6839\u5f0f\u7684\u52a0\u51cf<\/span><\/strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff1a\uff08\u4e00\u5316\uff0c\u4e8c\u627e\uff0c\u4e09\u5408\u5e76\uff09<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff081\uff09\u5c06\u6bcf\u4e2a\u4e8c\u6b21\u6839\u5f0f\u5316\u4e3a\u6700\u7b80\u4e8c\u6b21\u6839\u5f0f\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff082\uff09\u627e\u51fa\u5176\u4e2d\u7684\u540c\u7c7b\u4e8c\u6b21\u6839\u5f0f\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff083\uff09\u5408\u5e76\u540c\u7c7b\u4e8c\u6b21\u6839\u5f0f\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff;\"><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; letter-spacing: 2px;\">7\u3001\u4e8c\u6b21\u6839\u5f0f\u5316\u7b80\u6c42\u503c\u6b65\u9aa4<\/span><\/strong><\/span><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff081\uff09\u201c\u4e00\u5206\u201d\uff1a\u5206\u89e3\u56e0\u6570\uff08\u56e0\u5f0f\uff09\u3001\u5e73\u65b9\u6570\uff08\u5f0f\uff09\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff082\uff09\u201c\u4e8c\u79fb\u201d\uff1a\u6839\u636e\u7b97\u672f\u5e73\u65b9\u6839\u7684\u6982\u5ff5\uff0c\u628a\u6839\u53f7\u5185\u7684\u5e73\u65b9\u6570\u6216\u8005\u5e73\u65b9\u5f0f\u79fb\u5230\u6839\u53f7\u5916\u9762\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff083\uff09\u201c\u4e09\u5316\u201d\uff1a\u5316\u53bb\u88ab\u5f00\u65b9\u6570\u4e2d\u7684\u5206\u6bcd\u3002<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\u00a0<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"color: #0052ff;\"><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; letter-spacing: 2px;\">8\u3001\u4e8c\u6b21\u6839\u5f0f\u7684\u6df7\u5408\u8fd0\u7b97<\/span><\/strong><\/span><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff1a<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff081\uff09\u4e8c\u6b21\u6839\u5f0f\u7684\u6df7\u5408\u8fd0\u7b97\u987a\u5e8f\u4e0e\u5b9e\u6570\u8fd0\u7b97\u7c7b\u4f3c\uff0c\u5148\u7b97\u4e58\u65b9\uff0c\u518d\u7b97\u4e58\u9664\uff0c\u6700\u540e\u7b97\u52a0\u51cf\uff0c\u6709\u62ec\u53f7\u5148\u7b97\u62ec\u53f7\u91cc\u9762\u7684\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff082\uff09\u5bf9\u4e8e\u4e8c\u6b21\u6839\u5f0f\u6df7\u5408\u8fd0\u7b97\uff0c\u539f\u6765\u5b66\u8fc7\u7684\u6240\u6709\u8fd0\u7b97\u5f8b\u3001\u8fd0\u7b97\u6cd5\u5219\u53ca\u4e58\u6cd5\u516c\u5f0f\u4ecd\u7136\u9002\u7528\uff1b<\/span><\/section>\n<section style=\"line-height: 2em;\"><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000; letter-spacing: 2px;\">\uff083\uff09\u5728\u4e8c\u6b21\u6839\u5f0f\u6df7\u5408\u8fd0\u7b97\u4e2d\uff0c\u5982\u80fd\u7ed3\u5408\u9898\u76ee\u7279\u70b9\uff0c\u7075\u6d3b\u8fd0\u7528\u4e8c\u6b21\u6839\u5f0f\u7684\u6027\u8d28\uff0c\u9009\u62e9\u6070\u5f53\u7684\u89e3\u9898\u9014\u5f84\uff0c\u5f80\u5f80\u80fd\u4e8b\u534a\u529f\u500d\u3002<\/span><\/section>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun;\">\u00a0<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 17px; color: #ff0000;\"><strong><span style=\"color: #ff0000; font-size: 17px; font-family: \u5b8b\u4f53, SimSun;\">\u7b2c22\u7ae0 \u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-family: \u5b8b\u4f53, SimSun; color: #000000; font-size: 15px; letter-spacing: 2px;\">\u7b2c22\u7ae0\u524d4\u8282\u540c\u4eba\u6559\u7248\u4e5d\u5e74\u7ea7\u6570\u5b66\u4e0a\u518c\u201c\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u201d\u5185\u5bb9\u90e8\u5206\u3002<\/span><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/51602280204.png\" data-ratio=\"0.4040284360189573\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/51602280204.png\" data-type=\"png\" data-w=\"844\" \/><\/p>\n<p><span style=\"color: #0052ff;\"><strong><span style=\"color: #0052ff; font-size: 15px; font-family: \u5b8b\u4f53, SimSun;\">7\u3001\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u5b9e\u9645\u5e94\u7528\u95ee\u9898\u5f52\u7eb3<\/span><\/strong><\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u201c\u8fde\u7eed\u53d8\u5316\u201d\u95ee\u9898\uff08\u5e73\u5747\u589e\u957f\u7387\u95ee\u9898\uff09<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u7279\u5f81\uff1a\u59cb\u91cfa\u7ecf\u8fc7\u4e24\u6b21\u8fde\u7eed\u589e\u52a0\uff08\u6216\u964d\u4f4e\uff09\u4e14\u767e\u5206\u7387\u662f\u76f8\u540c\uff08x\uff09\u3002<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff08\u7b2c\u4e00\u9636\u6bb5\uff09\u2192\u5f00\u59cb\u91cfa<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff08\u7b2c\u4e8c\u9636\u6bb5\uff09\u2192\u53d8\u5316\u7b2c\u4e00\u6b21\u4e3a\uff1aa\u00b1a\u00b7x\u6216a(1\u00b1x)<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff08\u7b2c\u4e09\u9636\u6bb5\uff09\u2192\u53d8\u5316\u7b2c\u4e8c\u6b21\u4e3a\uff1aa(1\u00b1x )+a(1\u00b1x)\u00b7x\u6216a(1+x)<sup>2<\/sup>\u3002<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5982\u679c\u544a\u8bc9\u7b2c\u4e09\u9636\u6bb5\u7684\u91cfb\uff0c\u5219\u5f97\u65b9\u7a0b\uff1aa(1\u00b1x )<sup>2<\/sup>=b<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/p>\n<p><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u9762\u79ef\u95ee\u9898<\/span><\/strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff1a\u5728\u4e00\u4e2a\u56fe\u5f62\u4e2d\u5207\u9664\u53e6\u5916\u4e00\u4e2a\u56fe\u5f62\u3002\u6ce8\u610f\u5e73\u79fb\u601d\u60f3\u7684\u4f7f\u7528\u3002<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/p>\n<p><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u5229\u6da6\u95ee\u9898<\/span><\/strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff1a\u6bcf\u4ef6\u7684\u5229\u6da6x\u6570\u91cf=\u603b\u5229\u6da6\uff0c\u6bcf\u4ef6\u7684\u5229\u6da6=\u552e\u4ef7-\u8fdb\u4ef7<\/span><\/p>\n<p><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u6ce8\u610f<\/span><\/strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff1a<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2460\u6709\u5173\u6da8\u4ef7\u548c\u964d\u4ef7\u5e94\u7528\u95ee\u9898\u65b9\u7a0b\u4e00\u822c\u6839\u636e\u53d8\u5316\u60c5\u51b5\u8bbe\u672a\u77e5\u6570\uff0c\u89e3\u8fd9\u7c7b\u65b9\u7a0b\u5148\u7f29\u5c0f\u500d\u6570\uff0c\u518d\u5316\u4e00\u822c\u5f0f\uff0c\u7528\u5341\u5b57\u76f8\u4e58\u6cd5\u89e3\u65b9\u7a0b\u3002<\/span><span style=\"color: #000000; font-family: \u5b8b\u4f53, SimSun; font-size: 15px;\">\u00a0<\/span><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages js_insertlocalimg\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280205.png\" data-ratio=\"0.08292682926829269\" data-s=\"300,640\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/71602280205.png\" data-type=\"png\" data-w=\"820\" \/><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u2462\u6c42\u6700\u5927\u5229\u6da6\uff0c\u7528\u914d\u65b9\u6cd5\uff0c\u6ce8\u610f\u4e0e\u7528\u914d\u65b9\u6cd5\u89e3\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u533a\u522b\uff1a\u65b9\u7a0b\u4e24\u8fb9\u662f\u540c\u9664\u4e8c\u6b21\u9879\u7cfb\u6570\uff0c\u8fd9\u91cc\u662f\u5bf9\u4e8c\u6b21\u4e09\u9879\u5f0f\u628a\u4e8c\u6b21\u9879\u7cfb\u6570\u63d0\u524d\u3002<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\u00a0<\/span><\/p>\n<p><span style=\"color: #0052ff;\"><strong><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun;\">8\u3001\u4e00\u5143\u4e8c\u6b21\u65b9\u7a0b\u5b9e\u9645\u5e94\u7528\u95ee\u9898\u89e3\u9898\u6b65\u9aa4<\/span><\/strong><\/span><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff1a<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff081\uff09\u5f04\u6e05\u54ea\u4e9b\u91cf\u662f\u5df2\u77e5\u7684\u3001\u54ea\u4e9b\u91cf\u662f\u672a\u77e5\u7684\uff1b<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff082\uff09\u627e\u51fa\u5404\u91cf\u4e4b\u95f4\u7684\u7b49\u91cf\u5173\u7cfb\uff0c\u80fd\u4f5c\u5408\u7406\u9009\u62e9\uff1b<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff083\uff09\u8bbe\u597d\u672a\u77e5\u6570\uff0c\u5efa\u7acb\u65b9\u7a0b\uff1b<\/span><\/p>\n<p><span style=\"font-size: 15px; font-family: \u5b8b\u4f53, SimSun; color: #000000;\">\uff084\uff09\u51c6\u786e\u6c42\u89e3\uff0c\u6700\u540e\u5408\u7406\uff08\u68c0\u9a8c\uff09\u4f5c\u7b54\u3002<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"87730\">\n<p style=\"width: 60px; margin-right: auto; margin-left: auto;\"><img decoding=\"async\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280205.png\" data-ratio=\"1\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/31602280205.png\" data-type=\"png\" data-w=\"133\" \/><\/p>\n<\/section>\n<p><span style=\"font-family: \u5b8b\u4f53, SimSun; font-size: 12px; color: #888888;\">\u58f0\u660e\uff1a\u672c\u6587\u5185\u5bb9\u6574\u7406\u81ea\u7f51\u7edc\uff0c\u5982\u6709\u4fb5\u6743\uff0c\u8bf7\u8054\u7cfb\u5220\u9664\u3002<\/span><\/p>\n<section data-tools=\"135\u7f16\u8f91\u5668\" data-id=\"99729\">\n<section style=\"margin: 10px auto;\">\n<section style=\"padding-top: 7px; padding-bottom: 7px; display: flex; box-sizing: border-box;\">\n<section style=\"flex: 1;\">\n<section style=\"padding: 5px; box-sizing: border-box; border: 1px solid #384195;\">\n<section style=\"width: 100%; height: 1px; background: #384195; margin-top: -12px; overflow: hidden;\" data-width=\"100%\"><\/section>\n<section style=\"display: flex;\">\n<section style=\"width: 1px; background: #384195; flex-shrink: 0;\">\n<section style=\"height: 1px; overflow: hidden;\"><\/section>\n<\/section>\n<section style=\"width: 100%; margin-top: 6px; margin-bottom: 6px;\" data-width=\"100%\"><img decoding=\"async\" style=\"display: block; width: 270px; height: 199px;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280206.jpg\" data-cropselx1=\"0\" data-cropselx2=\"270\" data-cropsely1=\"0\" data-cropsely2=\"185\" data-ratio=\"0.73671875\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/61602280206.jpg\" data-type=\"jpeg\" data-w=\"1280\" data-width=\"100%\" \/><\/section>\n<section style=\"width: 1px; background: #384195; flex-shrink: 0;\">\n<section style=\"height: 1px; overflow: hidden;\"><\/section>\n<\/section>\n<\/section>\n<section style=\"width: 100%; height: 1px; background: #384195; margin-bottom: -12px; overflow: hidden;\" data-width=\"100%\"><\/section>\n<\/section>\n<\/section>\n<section style=\"flex: 1; margin-left: 10px;\">\n<section style=\"padding: 5px; box-sizing: border-box; border: 1px solid #384195;\">\n<section style=\"width: 100%; height: 1px; background: #384195; margin-top: -12px; overflow: hidden;\" data-width=\"100%\"><\/section>\n<section style=\"display: flex;\">\n<section style=\"width: 1px; background: #384195; flex-shrink: 0;\">\n<section style=\"height: 1px; overflow: hidden;\"><\/section>\n<\/section>\n<section style=\"width: 100%; margin-top: 6px; margin-bottom: 6px;\" data-width=\"100%\"><img decoding=\"async\" style=\"display: block; width: 270px; height: 199px;\" src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280207.jpg\" data-cropselx1=\"0\" data-cropselx2=\"270\" data-cropsely1=\"0\" data-cropsely2=\"185\" data-ratio=\"0.73671875\" data-src=\"\/\/www.xuelinchina.com\/wp-content\/uploads\/2020\/10\/41602280207.jpg\" data-type=\"jpeg\" data-w=\"1280\" data-width=\"100%\" \/><\/section>\n<section style=\"width: 1px; background: #384195; flex-shrink: 0;\">\n<section style=\"height: 1px; overflow: hidden;\"><\/section>\n<\/section>\n<\/section>\n<section style=\"width: 100%; height: 1px; background: #384195; margin-bottom: -12px; overflow: hidden;\" data-width=\"100%\"><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section>\n<section style=\"margin: 10px auto;\">\n<section style=\"padding-right: 8px; box-sizing: border-box;\">\n<section style=\"display: flex; flex-direction: column;\">\n<section style=\"display: flex; justify-content: flex-end;\">\n<section style=\"background: #ffd800; box-sizing: border-box; width: 98%; height: 5px; overflow: hidden;\" data-width=\"98%\"><\/section>\n<\/section>\n<section style=\"box-sizing: border-box; background: #ffffff; border: 1px solid #000000;\">\n<section style=\"padding: 1em; display: flex; flex: 1 1 0%; box-sizing: border-box;\">\n<section style=\"font-size: 14px; letter-spacing: 1.5px; line-height: 1.75em; color: #000000; word-break: 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