名校
解题方法
1 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f67257fab54aa0af8148901bb6d98246.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f9646fdd0fb0425d9148e7059d850eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
2 . 已知全集
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19e5aaed2d3a621b49bee420cdb1aa71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73eb01a0f462951dcb55ebd5cf378180.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4bc733e1d8cb8d0215d209d0d7aceeaf.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
3 . 已知集合
,且
,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9db2fbf67ebdbc3949fb7002c152fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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名校
解题方法
4 . 关于
的不等式
的解集为
,则实数
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16df2f5108bad7e6e9e9ce69274aa07c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
5 . 已知集合
,集合
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1722dee956f83b497ff5a336162b7b58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c22883ef5e923358f7661437e366c233.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
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6 . 已知集合
,
,
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4772e7a414687e1d56e2e944c1ae1ba8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e0d76fd0448867f62ea5fce4fe97b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.1 | B.2 | C.1或2 | D.2或3 |
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名校
7 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f0ec80be21b41adac505f1a003245b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024高三·全国·专题练习
解题方法
8 . 已知
.问是否存在
,使得
若存在,求出
的取值范围;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db885bcc03565aa2ad49fba46d219123.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1e7507801c71834002632b164138eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac133625f32922eed106f8b50f95b705.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
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名校
9 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d639a1c5fb9f1352d3d8830d821c4e60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6fe81c68476c560313bde5dfa0343b02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
10 . 若表示集合M和N关系的Venn图如图所示,则M,N可能是( )
A.![]() |
B.![]() |
C.![]() |
D.![]() |
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