名校
解题方法
1 . 已知函数
.
(1)当
,
时,若“
,
”为真命题,求实数a的取值范围;
(2)若
,
,解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a90385c676848de67293e3ed6bc000fe.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03837b3769eda7f0d3804cc5ad4a6d60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/239ea0e903fbb4c8ce04133b9969578c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8645952ea14b25443f411d39bdec641e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2a7df955fc17e92fd86302f8c34664a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50532602bcd530a2e8ec373949a80f2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e768f6d07a30c490a1011a8256548bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a57458464618fcf619375a93d3c66d69.png)
您最近一年使用:0次
2022-10-31更新
|
901次组卷
|
4卷引用:四川省内江市资中县第二中学2022-2023学年高一上学期10月月考数学试题
名校
解题方法
2 . 已知函数
.
(1)当
时,求函数
的极值;
(2)若
,当
时,
恒成立,且
有且只有一个实数解,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1347eb067231566fc07f4f0c99694a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a6330540758a21f46fc7a6d1e6328d8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6acb0f1ac694dd177e99fc385f23318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86b92b70365c63607daecdc8deb73ecf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8924403f039be3af1d04c8664674c73a.png)
您最近一年使用:0次
名校
3 . 已知函数
.
(1)讨论函数
的单调性;
(2)若关于
的方程
有唯一实数解
,且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16412d976ff4cbf084af7f01abe66ff2.png)
(1)讨论函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bda11e0f4d3002f164a790c4e648e7f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4620318cad129d4eef62c455a6961e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
您最近一年使用:0次
2019-12-27更新
|
491次组卷
|
2卷引用:四川省内江市第六中学2020-2021学年高三下学期第五次月考数学(文科)试题