名校
1 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cc1b193aa193153eb402df8560778e6.png)
(1)求函数
的单调区间;
(2)若
,证明:
在
上恒成立;
(3)若方程
有两个实数根
,且
,
求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cc1b193aa193153eb402df8560778e6.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf8eca68c4c7478f412183aa275fc7dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6adb82c401086b3536212bb06125eea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99f68c6ed09e483db6edf0b4caf5e252.png)
(3)若方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5809a06357f94fc7a2156c7e7af1ed2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd8ca3aa2d1ba52e82613d0d65d800e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d889f2c38ab7df7a03aedb3e9d28ea7.png)
您最近一年使用:0次
2023-08-16更新
|
814次组卷
|
4卷引用:黑龙江省哈尔滨市第九中学校2024届高三上学期开学考试数学试题
黑龙江省哈尔滨市第九中学校2024届高三上学期开学考试数学试题黑龙江省哈尔滨市第九中学校2023-2024学年高三上学期开学考试数学试题江苏省徐州市邳州市新世纪学校2024届高三上学期统练1数学试题(已下线)第五章 一元函数的导数及其应用(压轴题专练,精选34题)-2023-2024学年高二数学单元速记·巧练(人教A版2019选择性必修第二册)
名校
2 . 已知![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff155a45064c89405138dd0376c58644.png)
(1)当
时,求
在
处切线方程;
(2)若
在
恒成立,求
的取值范围;
(3)求证:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff155a45064c89405138dd0376c58644.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab42740d8f095b5f7825d14c4c312096.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c7b69e93488fcd2a195cb9793e94fc7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f9331d0d64b8f86ce6b75cc29805ff0.png)
您最近一年使用:0次
3 . 若函数
的图象上的若干个不同点处的切线互相重合,则称该切线为函数
的图象的“自公切线”,称这若干个点为函数
的图象的一组“同切点”例如,如图,直线
为函数
的图象的“自公切线”,
,
为函数
的图象的一组“同切点”.
在
处的切线为它的一条“自公切线”,求该自公切线方程;
(2)若
,求证:函数
,
有唯一零点,且该函数的图象不存在“自公切线”;
(3)设
,函数
,
的零点为
,求证:
为函数
的一组同切点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0afb80007983e5b99dcdeebf87d18ff4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/556995a9d28d7755aa28d18fcdf82386.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2d0b8cd2c080211babbefe92a8969b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e4ee7e0a6461d1d6636e376bfa9b275.png)
(3)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/930bc56406e69b785b37a83d48e36724.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe02c554d7141801d82ae5b12a8ad8e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f4757efc8199c12b32f07b11d4ddb9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ce603aa3abcb61750d2191aaa13dddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/309b41172ad8049ec30a81c6fdc1e502.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/556995a9d28d7755aa28d18fcdf82386.png)
您最近一年使用:0次
名校
4 . 已知a为常数,函数
.
(1)当
时,求
的图象在
处切线方程;
(2)讨论函数
的零点个数;
(3)若函数
有两个极值点
,
(
),求证
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b356cd92f4e6a93c960d80fd9093e792.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26d8dafc71b106f39f4e15442220897b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d1f322e164aeb5a7f3f28db6fbfd507.png)
您最近一年使用:0次
名校
解题方法
5 . 设函数
,
.
(1)已知
对任意
恒成立,求实数
的取值范围;
(2)已知直线
与曲线
、
分别切于点
、
,其中![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6270bb08b90f72d5671ab8225f356c43.png)
①求证:
;
②已知
对任意
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6838d84b68c6f0d3b93b196d9b08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cdad8acb5f4d31bfee990bf844b1a37.png)
(1)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae38ca67273215ea01f8eec6bdd53e4b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66692ec49a458f9e48c7315d03dfc37b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)已知直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d27c0ab3e2d7698f082854bafe4174dc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4197070db34f0419b6d85eed4cec9fc5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6270bb08b90f72d5671ab8225f356c43.png)
①求证:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21f61bb43900bfc8bf7760185b4e0bbb.png)
②已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9268d9bfd0e22baf5956a2d6fb07ed6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/153c6af699ce31b283e79b973e1927af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
6 . 已知函数
(
为自然对数的底数)
(1)求曲线
在
处的切线方程;
(2)若不等式
对任意
恒成立,求实数
的最大值;
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7de1c9af7a59ccbb2b62d06cdffc08e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b00232b29c9fe2cc1b3f8bcb4dcaad1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c3fc8e7490e56c50f0040094a7bb206.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4da008a98340a4940ca753902937a688.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9f2416d1f75a45a314331146550832e.png)
(3)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf60219239e0b9562a17ac302ba8cf1.png)
您最近一年使用:0次
7 . 已知函数
.
(1)证明曲线
在
处的切线过原点;
(2)讨论
的单调性;
(3)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d47dd2852e029e5b030f26a5ad0543bb.png)
(1)证明曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
(2)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c68cb9f9f7935fd5703f46181db6e4db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-02-04更新
|
2310次组卷
|
5卷引用:黑龙江省大庆市大庆中学2024届高三下学期开学考试数学试题
解题方法
8 . 已知函数
,
.
(1)求函数
的图象在点
处的切线方程;
(2)求证:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/462ea72d493573e7ce45bde7a4bbb160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d672d1920ec68593170f90209ffb5521.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c6b6a11760d0724b0b60e55970e229.png)
(2)求证:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e82c4003d20b36777f7aea584e3dd4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05fce924911d5ed93147dfce9e41c2b0.png)
您最近一年使用:0次
名校
9 . 已知
,函数
.
(1)当
时,求曲线
在点
处的切线方程:
(2)证明
存在唯一的极值点
(3)若存在a,使得
对任意
成立,求实数b的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2611ed88afaf272aa770d1c56541c87e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)证明
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)若存在a,使得
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d32d3d61a2d4ab562f3e83ff307ded69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e82c4003d20b36777f7aea584e3dd4.png)
您最近一年使用:0次
名校
解题方法
10 . 已知函数
.
(1)当
时,求
在
处的切线方程:
(2)若
在
上单调递增,求
的取值范围;
(3)若
,
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44a52773bdacddad8d13bf15547c0ff3.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb45f673c56a289ea78831c9237e8d20.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d562dc22dfb3b81d0c3f88b54d063c2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f53d64a8dda19c0a7fc5c4a3b07ab005.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dcbe8b4bcd32e5a64ebfd873f8cbb2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ad9f25e25c2c8899f163d3fd4fdadf34.png)
您最近一年使用:0次