已知集合
或
,集合
.
(1)若
,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c996b90b721b42829226819409d9d01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5fb3d491a81b148f8988f9d04c4a13e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5ef23be453c7e2d61ca4785677b700.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c994bfda687df7e31b1f252a5581df47.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12287f3eec23b7a8b1448ecca78cbf15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3845f266f2826ada0b825caba49c64b5.png)
更新时间:2023-10-22 09:30:51
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