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平面几何的题目中往往蕴含着辅助线的作法
初中数学合集121/138
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App11:32![这样的一元三次方程，初中生怎么解？[函数思想]](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/oQaEIIAxAAaglTbipEYZKgARAwaABoi7vAEKs~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20241203011758B1E87FE44D5DE3D9BABB&requestFrom=704&version_code=80402&x-expires=1764695878&x-signature=ftfCf53Q8PQxZgbdKglazduNoZk%3D)
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