名校
1 . 已知函数
.
(1)求
的单调区间;
(2)当
时,求函数
的极值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d13abde499956e9b826ec1e4f60b335.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dc5b5769205af6682a80c4145764ce6.png)
您最近一年使用:0次
2023-08-12更新
|
882次组卷
|
5卷引用:云南省绥江县第一中学2020-2021学年高二下学期期中考试数学(文)试题
名校
2 . 已知
,函数
.
(1)讨论
的极值点个数;
(2)若函数
有三个极值点
,设
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa60d47daf048da6b2ea1625e498fe7.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05b8ec9d4206ea66a02de5c4a1e1e911.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86f9b8875daca11d3715584df55fed9f.png)
您最近一年使用:0次
名校
解题方法
3 . 已知
.
(1)讨论
的极值;
(2)若函数
有三个不同的零点,证明:当
时,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8847abeea4599e9282159f8deb3b3445.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6e2e79843faf62dde86bf858d1e0569.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8b8049347a386d8aa87508bf40e0333.png)
您最近一年使用:0次
4 . 设函数
,
.
(1)若
,求a的值
(2)证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ff6838d84b68c6f0d3b93b196d9b08d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e9f049a5f960728c60a909821b2404b.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3d6848b0e6b6315bb84006d418e0702.png)
(2)证明:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b3e3755b0dfeadc928646058f38e215.png)
您最近一年使用:0次
2021-11-29更新
|
988次组卷
|
6卷引用:云南省十五所名校2022届高三11月联考数学(文)试题
云南省十五所名校2022届高三11月联考数学(文)试题贵州省毕节市金沙县2022届高三11月月考数学(文)试题(已下线)2020年高考江苏数学高考真题变式题16-20题(已下线)专题36 导数放缩证明不等式必刷100题-【千题百练】2022年新高考数学高频考点+题型专项千题百练(新高考适用)广东省深圳市南山区华侨城中学2021-2022学年高二下学期3月月考数学试题(已下线)第11节 利用导数解决函数的极值最值
5 . 已知函数
.
(1)讨论
的单调性;
(2)若
恒成立,求
的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4339e57ceb4e089d7dcac458f53c1e6.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c6ce02259a85ea191541f4a708738f1.png)
您最近一年使用:0次
6 . 已知函数
.
(1)求曲线
在
处的切线方程;
(2)若
恒成立.求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec288b7f12c7eee8d5e4c9c9447d63f.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5828873f8369183faf71181cda5b61d2.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c62b3c44e262862c5d29c0d28ae17c6.png)
您最近一年使用:0次
2021-07-21更新
|
650次组卷
|
2卷引用:云南省部分名校2020-2021学年高二下学期期末联考数学(文)试题
名校
解题方法
7 . 已知函数
.
(1)当
时,求曲线
在点
处的切线方程;
(2)当
时,证明:对任意
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/178909678fac8dc7a822c4ac87b1bf9c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52fcd38273f85e91a1262e95933e6dd4.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10ede78fd7ac619ea597856254bb5d75.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/790daaa89fc9d093f45023becf765697.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
您最近一年使用:0次
名校
8 . 已知函数
.
(1)讨论
的单调性;
(2)若函数
有三个极值点
,
,
(
),求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed2723d1040d563a6da87eacc83b03e1.png)
(1)讨论
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90a54058e137e33c01d3154f4b814920.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/291c25fc6a69d6d0ccfb8d839b9b4462.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1310a7a80d1f8751a3f8cafe7f8c8b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7dfffd8cfc61841672e958f1a38ff002.png)
您最近一年使用:0次
2021-03-28更新
|
1524次组卷
|
5卷引用:云南省昆明市第一中学2022届高三上学期第四期联考数学(理)试题
名校
9 . 已知
是自然对数的底数,函数
的导函数为
.
(1)求曲线
在点
处的切线方程;
(2)若对任意
,都有
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/168b3e4b1d6f04226fa2687a72a268b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3fc5035c96662692c2830c3a9b633626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be1ce3f01e2b6364f9a9fdaf197d5e29.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1242ec96ac54e2fd418988d5190a88.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecd4bd6649a2ec687100ca39cda0e735.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdd582c7c797be92fd5e1e4dffb7b64a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2021-03-23更新
|
481次组卷
|
2卷引用:云南省2021届高三第一次复习统一检测数学(理)试题
名校
10 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69c27133fcace497b1b1559c57cd1629.png)
(1)求曲线
在点
处的切线方程;
(2)证明:对任意的
,都有
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69c27133fcace497b1b1559c57cd1629.png)
(1)求曲线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/942c2141d01bde6b48210c56a17fc75e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cefe41941f27bc3ae17a552074b77263.png)
(2)证明:对任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4166972dec0aa3e8694a44eeb941a08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f81ed7f6a4475e0fa682fa81ee747da3.png)
您最近一年使用:0次
2021-01-27更新
|
775次组卷
|
5卷引用:云南省昆明市2021届高三上学期”三诊一模“摸底诊断测试数学(文)试题