名校
1 . 已知函数
在
与
处有极值.
(1)求函数
的解析式;
(2)求
在
上的最值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab8a46dc015bfbf0f5184cc6207c745.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99c6875d552e9fff3c7d655f3a59b166.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac9c64ba837387d640de4b8e2191b1b5.png)
您最近一年使用:0次
2020-04-08更新
|
447次组卷
|
5卷引用:湖南省娄底市第一中学2020-2021学年高二上学期第二次单元测试数学试题
2 . 已知函数
.
(1)若
只有一个零点,求
;
(2)当
时,对任意
,
恒成立,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f64144427684ed49d8f83da7fbf4affc.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b5184ffa96fc6c521219822064a7a26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1112b606640b790718e71d578f8b9017.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次