已知全集
,集合
,
.
(1)求
,
;
(2)求
,并写出它的所有子集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2e4cd4f0b9ed7cc25a0750cf64e4545.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08b3547756893fbf2b4e34b56e66ee99.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94a3c0ddf97df46da52d163177921435.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0e15e013a7164d69c224c73322eca69.png)
更新时间:2022-10-09 11:02:30
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
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名校
解题方法
【推荐1】已知集合
,
.
(1)当
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,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39acafd8f19848917c35f5a6aa0b263b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ed6562ee79323d7fc81099fa110c2b2.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cbeede118c407a800b05757b9a1393e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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解答题-问答题
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容易
(0.94)
名校
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(1)求
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(2)设全集为R,若
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