名校
解题方法
1 . 已知非空集合
,若
,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/990c0730b35c911386e87c39791917d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
2 . 已知集合
,
,则
的子集的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01113d5534c82b64a2def109eb84c770.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/661e76fe4f64296149495560eaaba6ea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.2 | B.4 | C.8 | D.16 |
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名校
3 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c48164a83670a42aff4afa5b3750d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5377eff9996bfc6da27ddbed01627307.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
4 . 已知全集
,集合
,若
有4个子集,且
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62b68095137c7e5a3e90af74b515d33f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db5c5c7e2b86320b6d4204815f685ce3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c093cbde3d3472d1f7f2b0dff2bc4881.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
A.![]() | B.集合![]() |
C.![]() | D.![]() |
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名校
5 . 已知不等式
的解集为集合A,集合
.
(1)若
,求
;
(2)若
,求实数
的取值范围;
(3)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc7e48dd3bc72004e6549a51c3d98ec3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65397186779d9205c93b1ba96145dadd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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解题方法
6 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/656f9b8f27f9c0f4d997d842426b358d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdf2a719ccbf51bd5849d5313e569f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
7 . 已知全集
,集合
,
.
(1)若
,求实数
的取值范围;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/442be389c6471b36eff2652b75beb114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c9607925e9edd5482fabdcb6d3a4d1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6001de7ff4d09f756e62c14537e2b654.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac59877d187318610e6db3f2a926ad73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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8 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3dafc1612956e58136e2169e484379ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db826a9d9cb6add9168bf84e9c5e7c00.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
9 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6130e62ef661784206d1befe29875756.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2卷引用:河南省湘豫名校联考2024届高三下学期考前保温卷数学试题
名校
10 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c64f49494fc75665382837946132b42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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