已知集合
,
,
.求:
(1)
,
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c38018fceafc82a850bb4ac7e37448b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2baeb668ad0cc6f13756399c0a4084ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87ea3f3127ce176f0fa6210f75fb4447.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2776b8b34a201b83cba422ebbb2a37.png)
更新时间:2023-09-02 18:32:01
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