记函数
的定义域为集合A,函数
(
)的值域为集合B.
(1)若
,求
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5d3ec566785c2725d8a6b60295f51739.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ae8ad2b50f065fce27fec73498cb1fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31333463f002b68938ee903c9dfbe125.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
19-20高一上·江苏常州·期末 查看更多[2]
更新时间:2020-02-23 21:26:45
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