名校
1 . 已知函数
.
(1)求不等式
的解集;
(2)若
,且
,证明:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8d67853d631b516c99dce27a8b2e62c.png)
(1)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e99f6241f03f76761403af0c53d3a0f1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20849c00c47cbdc43f18d53341b6c4e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a70849bfed215b0e4282283c386e0d3b.png)
您最近一年使用:0次
2020-01-07更新
|
714次组卷
|
6卷引用:青海省西宁市2020届高三复习检测(一)数学试题