名校
解题方法
1 . 已知函数
,
为常数
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b80cac25e25a0bdf0fa27962e9fc8c.png)
(1)若函数
在原点的切线与函数
的图象也相切,求b;
(2)当
时,
,使
成立,求M的最大值;
(3)若函数
的图象与x轴有两个不同的交点
,且
,证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53ba98fd3e9b5189f20e42f4d28d0ac3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9cedf3ebad923bdc9b7ed4fe02d98db5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b80cac25e25a0bdf0fa27962e9fc8c.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f06408895febc126c2ae409e807349c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e886bdab25ba88376564fff33152c7f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/092144d1c04ea2a3d282eb74fc3a0693.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0eb7df298a9364b36e079a61caec815c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0200bb2c3cc080a5d1ecf36f80aea0a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d41acc47493556617fe7b9e55093d10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70fa94def45056166621312a20ec5f86.png)
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2022-12-19更新
|
822次组卷
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9卷引用:河北省石家庄市藁城新冀明中学2021届高三上学期10月月考数学试题
河北省石家庄市藁城新冀明中学2021届高三上学期10月月考数学试题吉林省白山市抚松县第一中学2023届高考模拟预测数学试题(已下线)期末押题检测卷-2021-2022学年高二数学尖子生同步培优题典(苏教版2019选择性必修第一册)江苏省南通市2023届高三上学期期末模拟数学试题天津南开中学2023届高三上学期统练16数学试题湖南省邵阳市邵东创新实验学校2023-2024学年高三上学期第三次月考数学试题(已下线)上海市华东师范大学第二附属中学2024届高三上学期期中数学试题(已下线)专题19 导数综合-2(已下线)思想01 运用分类讨论的思想方法解题(5大核心考点)(讲义)
名校
解题方法
2 . 已知
分别为椭圆
的左、右焦点,
为该椭圆的一条垂直于
轴的动弦,直线
与
轴交于点
,直线
与直线
的交点为
.
(1)证明:点
恒在椭圆
上.
(2)设直线
与椭圆
只有一个公共点
,直线
与直线
相交于点
,在平面内是否存在定点
,使得
恒成立?若存在,求出该点坐标;若不存在,说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d2a97987f71835f519b462f5b8f5957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/279cefeb5c389a37a71e5fd3925f5954.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac0194657c8bebd4a546cc4397090342.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/183b6a0cef4256c9696a5bca31053da5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50b3ae183997b707d16eb4e7f6712fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)证明:点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)设直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b68df477b3ee45ac0f725db00d465a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94a8b5b7ae8b20d658d9f7e843aba7a4.png)
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2020-02-18更新
|
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10卷引用:2020届吉林省白山市高三联考数学(理)试题
名校
3 . 已知函数
.
(1)若
,求
的零点个数;
(2)若
,
,证明:
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb0741ddac30027c3b38d80011410ae5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c712829d60b4ea93966a5c68c24d677.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10826cd4c38b66e38c5814bc194db4db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33d41d398944a02f613784ff1ceeaf4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b5b017de7aec0711fef053f1a0197a3.png)
您最近一年使用:0次
2019-07-29更新
|
895次组卷
|
5卷引用:吉林省白山市2018-2019学年高二下学期期末考试数学(理)试题
4 . 设
是圆
上的任意一点,
是过点
且与
轴垂直的直线,
是直线
与
轴的交点,点
在直线
上,且满足
当点
在圆
上运动时,记点
的轨迹为曲线
.
求曲线
的方程;
已知直线
与曲线
交于
两点,点
关于
轴的对称点为
,设
,证明:直线
过定点,并求
面积的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a5188ee5dc818c15ac98b9910821bd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e23b938e9bcb9c1d1875203fb8a462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4141b26d2c32655003494a91ad6331b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65863c1abad833b79c303bfca24f535c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f10cfd01b5030ad67bd83db8cb894884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7490886e2807c7b8a4fa57d99c4dc3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e89a7e0f6cb1d8f5e3ec443252c42fdd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4bbf7acc38d391682378a7509dc04d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c93e5411774346933a146c6438cc7c3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d8a64c2595bf9f8f3505ac4a3b30452.png)
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|
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