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【导数】2018年全国1卷理科第21题分类分离代入消元
学浪计划2018年全国1卷理科第21题导数压轴题分类分离代入消元
02导数典例剖析49/104
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App07:48![[导数]构造 反证递进论证](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/c03b175df726401cae974bac923ef978~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=ohpa23wsmbhFF0uVTvyAmxT2ZsU%3D)
App05:32![[导数]换元 同构证明不等式](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/c68499cd93214afabd2b2ffe3aa3fb87~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=J6ECDAs9dnZRY2njA153jzwiNk4%3D)
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App06:41![[导数]一值定乾坤 ?巧合 ? 欢迎留言](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/974fa81e96c44df2a17ccccb0ffdac81~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=uvb0jxYttH94HsSfItem1OJDZFw%3D)
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App07:01![[导数]先取特殊值再证明一般情况](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/3e86d42c3f6f4af0934f4cd0bd57bb0c~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=Z8gT%2BBDIRjWhXIG9C58jJciKQLQ%3D)
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App05:27![[导数]同构分离求参数范围](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/c063ab34b12d4dff9cb7d6e88d1b1128~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=RhoZtKDwDU9Re31dHjzTNXjMtmY%3D)
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App04:52![[导数]分开讨论单调性分离求最值定参数](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/658b1694b9c54524887eca6fa0666c6a~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=2IwtwKkayc1u86BsQE4Qse9%2Fz8U%3D)
App04:53![[导数]极值点问题转化为函数零点问题](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/5be2a5cfa6544ff88dce06dfdc4157e7~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=30lUktR7O%2FPPQyrZio3%2Bepm6tYU%3D)
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App02:38![[导数]全分离虚设零点求参数最大整数值](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/a1dfb6a3ee534e44bb0b8e5d4cf4a119~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=7gHVrseTXXP0N3L%2BNEL1UXepZMo%3D)
App05:26![[导数]四种情况12个图x=1是分类讨论的界点](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/08af9ffa2a02422a8363b453dd3aa8ff~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=qAIpNMQnRqac57Wn3At3ofSBfI0%3D)
App07:00![[导数]分类讨论统一对数式一种情况一个图求参数范围](http://p26-sign.bdxiguaimg.com/tos-cn-i-0004/e4020ca7761b4265ba9da40675ad82ea~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=Hv81hy6kCh0oXEdg39HbssFn6iw%3D)
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App09:35![[导数]极值点化为零点方程的解化为函数图象交点求参数范围](http://p3-sign.bdxiguaimg.com/tos-cn-i-0004/aabf3af2e4774b318f7dd35d33b08b85~tplv-pk90l89vgd-crop-center:576:324.jpeg?appId=3586&biz_tag=list_custom%2Fnone&channelId=0&customType=custom%2Fnone&from=704_middle_image&imageType=list&isImmersiveScene=0&is_ios=1&is_stream=0&lk3s=9d3f5bff&logId=20250426015539117E73A3312A8B48E892&requestFrom=704&version_code=80402&x-expires=1777139740&x-signature=2eubuDP%2Bd3SwvCyctQXhWfyzxOg%3D)
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