已知集合
,
,
.
(1)
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c87f5835def2ec9007c10a81d3886ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/efaa97a4df40b08dd97a89477f2802db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5553f97691cc8477a0c2656da318442.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e73820afe801c18d6c13eae17d9f4ab1.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/629c84bc5caff816333c96c54a94ec9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2023-11-10 00:18:51
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【推荐1】已知
,
,若
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【推荐2】设全集为R,集合
,
.
(1)分别求
,
;
(2)已知集合
,若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7baf865362210a1a635e901e07aaa46.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b76c6b37c6dfc6450b030dbe74a74781.png)
(1)分别求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/849179608c4c3ce961e790d211f29ee4.png)
(2)已知集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30da9531815632cc4aeed58d128edc12.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e544b1304a6bbc87283cf741f134cebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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【推荐1】已知集合
,
..
(1)当
时,求
,
;
(2)当
时,求
,
;
(3)当
时,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc789c689481285d6dbeded05557d8b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e578e8380f226dedf836d59b189327a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b108ab31cc093f03cf48ad65429889e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83ae18508906c21d3e1199f231b1a9a4.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83ae18508906c21d3e1199f231b1a9a4.png)
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4815b1d16a7ae485ff0bba0b397e893.png)
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【推荐2】已知集合A={x|a-1≤x≤2a+1},B={x|0≤x≤1},若A∩B=∅且A≠∅,求实数a的取值范围.
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