名校
解题方法
1 . 已知集合
是函数![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/98d2ae16cc4a45e19d5eb28eaeae39ed.png)
的定义域,集合
和集合
分别是函数
的定义域和值域.
(1)求集合
;
(2)若
,求实数
的取值范围.
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/3e2d46511e984c72a58af60262ce5a28.png)
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/98d2ae16cc4a45e19d5eb28eaeae39ed.png)
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/24fc03b6d0564b83b74113c6d266c077.png)
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/1c1439cdaa4b4ce2a26c1bdb848cd1ac.png)
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/eb55e03a458f4a6091a0328c32106af7.png)
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/d4b530c60e5646c3a9a3b09a63c4ea7d.png)
(1)求集合
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/255a8795fbec427d92e25a1b16bd105a.png)
(2)若
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/0f73e068d2954fba848a847c1a0d211b.png)
![](https://img.xkw.com/dksih/QBM/2016/5/10/1572630451609600/1572630457393152/STEM/faad7ecd06d9432aafe1192cb5752c3e.png)
您最近一年使用:0次
2016-12-04更新
|
337次组卷
|
4卷引用:2015-2016学年山西省临汾一中高一上学期期末数学试卷1