(1)求函数
的定义域;
(2)已知函数
的定义域为
,求函数
的定义域.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62e77e0d73b71af0f216f29bdc7a49a5.png)
(2)已知函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a2a5e336b6bcba6354fd366c892dd06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92146c133ba2bdbda499f5af2bdda022.png)
更新时间:2020-08-03 22:45:36
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