名校
解题方法
1 . 已知函数
.
(1)求函数
的单调区间;
(2)若对任意
,存在正实数
,
,使得
恒成立,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/689ab1bbe61bd780027d808126c04a6a.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87a9ef1f87936695fb681df932efd10.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/bafb9357b9a75d70f568a01f14d64aaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40610bc23e23caeadbf3420a7c2d790.png)
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2023-01-13更新
|
400次组卷
|
2卷引用:贵州省贵阳市第一中学2023届高三上学期12月月考数学(理)试题
名校
2 . 已知函数
,若过点
可以作出三条直线与曲线
相切,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f84ddc55197b06f7186e77fcaa9d1be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0632becd411a505efaf6ce37b6aada3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知函数
.
(1)若
,证明:
存在唯一的极值点.
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655d325b121553372ee0fee9c4eb61e2.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a323813f130b8311fc70574a2cdd8a8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2022-12-21更新
|
332次组卷
|
4卷引用:贵州省毕节市部分学校2023届高三上学期12月联合考试数学(理)试题
4 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f25ab4f80679d9ee97529f7bd3dd4c29.png)
(1)若
,证明:
存在唯一极值点.
(2)若
,证明:
,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f25ab4f80679d9ee97529f7bd3dd4c29.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0d30e582553a6e95f13fd7ddb571f4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ddc641f2dfa5191b020bb82253934f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
您最近一年使用:0次
2022-12-21更新
|
296次组卷
|
4卷引用:贵州省毕节市部分学校2023届高三上学期12月联合考试数学(文)试题
解题方法
5 . 设函数
.
(1)若函数
在定义域内单调递增,求
的取值范围;
(2)若不等式
恒成立,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b81201c3429d401ff1e14d34eb94075.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69f0c35ddcf222558b2a6d1546128825.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d5354b073a1f30b5be23e4910613652.png)
您最近一年使用:0次
6 . 已知指数函数
经过点
.求:
(1)若函数
的图象与
的图象关于直线
对称,且与直线
相切,求
的值;
(2)对于实数
,
,且
,①
;②
.
在两个结论中任选一个,并证明.(注:如果选择多个结论分别证明,按第一个计分)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7fd6e928ac497f686e2c68f2bf013fd.png)
(1)若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d77f5191798242b7b9b88a75e17e4425.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6767830cc1811f0f4ea5a008fdc7e723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
(2)对于实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2958030ec9d7543dda1f529593a915e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fe9037d66b1bc24f70f3cf2da9037be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/663e61f3d800a923aacab573b0ec6f4a.png)
在两个结论中任选一个,并证明.(注:如果选择多个结论分别证明,按第一个计分)
您最近一年使用:0次
解题方法
7 . 已知函数
.
(1)若
在
上存在最小值,求实数m的取值范围;
(2)当
时,证明:对任意的
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e71fc7ebd0a0624b0b4dd42d4b8dbeef.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85a1f815b0e0b6516b684a93e1850667.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b12b86fc45279e030d9913f32b98a78.png)
您最近一年使用:0次
2022-12-12更新
|
394次组卷
|
3卷引用:贵州省黔西南州兴义市顶效开发区顶兴学校2023-2024学年高三上学期第三次月考数学试题
贵州省黔西南州兴义市顶效开发区顶兴学校2023-2024学年高三上学期第三次月考数学试题陕西省安康市2023届高三上学期12月一模文科数学试题(已下线)导数专题:导数与不等式成立问题(6大题型)-2023-2024学年高二数学题型分类归纳讲与练(人教A版2019选择性必修第二册)
8 . 已知函数
.
(1)当
时,讨论
的单调性;
(2)若
,
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8dbfed1efce91fbd59095d025b1184.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2cd15d9a85f61cf07ac4a441adbb372.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd30240c665d06c27f3e8de818d58d3f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
9 . 已知函数
.
(1)当
时,讨论
的单调性;
(2)证明:当
时,
,
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de8dbfed1efce91fbd59095d025b1184.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)证明:当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/655b06387179d53c1e474fcfcb408b1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c87008291cdba83461d58dbc9426d777.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b9a01c0b3ce60a5d651bc8f5cdd557f.png)
您最近一年使用:0次
解题方法
10 . 已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271b401bc9f41cf9ac490f359a3a249b.png)
(1)当
时,求函数
的极值;
(2)对任意
,
恒成立,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/271b401bc9f41cf9ac490f359a3a249b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e95ab6ce2369fa5338d1fa5589bfbc96.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0527a896aec4a245945e5edee00deed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次