名校
1 . 若集合
,
,则
的子集共有______ 个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ccaf946a034215b8c49c12a1aff7790.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e0bd500a487bb18e8f2ee15c1ccde77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
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名校
解题方法
2 . 已知集合
,
.
(1)当
时,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa515339e578c7e7e43b1696aadf7a40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb1a4f3cf31c5e0737b86a6ae3db01a7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
3 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8459ed9706b0016761dfc494fb98a680.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c73bc76156ce30cd495bd871aa7e473.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 设集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c375ec1b064cb44b2c0b66d45a5a9cf5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
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名校
解题方法
5 . 设全集
,集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0901a251f11b472a41bdb82ea217601.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2da1a37aa8905c9b22053d5422af11c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31b3d4a07d87f9c15e419deda8ba5f7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0901a251f11b472a41bdb82ea217601.png)
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6 . 设全集为
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0901a251f11b472a41bdb82ea217601.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/263e321830c0584353e19e19475309af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6bf383bb9e68dde1d91355358d45d80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7147daacbc2f8b2671af8a17e6d470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0901a251f11b472a41bdb82ea217601.png)
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7 . 设集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4437ed14585a5b64036e9d4289d58b4.png)
_____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12160dccdf76905ed247b19ddd76b849.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7811ffd828c4e247c69c9e3a5621743a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4437ed14585a5b64036e9d4289d58b4.png)
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2023-12-21更新
|
345次组卷
|
3卷引用:上海市奉贤区2024届高三一模数学试题
8 . 已知全集为
,
,
.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7f8f33c249dfc2dc2ab5c8f8fe4db3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c21b408401a93d1ff6315ff2a5db155.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21778974e8491fe2a158e70b459217be.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49d1d970dacb75f57e8833fdffaac50.png)
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9 . 已知集合
与集合
,求集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee8df7c3adef989ffa8cf841e7bf93f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f931fcb9f2a5be13ad22c1a153791676.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
您最近一年使用:0次
2023-12-16更新
|
1060次组卷
|
5卷引用:上海市嘉定区2024届高三上学期质量调研数学试题
10 . 已知
,记符号
表示不大于x的最大整数(例如:
,
).若集合
,
或
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a732c76bfa47598d88b0fc9ac0c33bf.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fe1e778c9e668594c42b77459328c63.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a090ab1d3413d618f80e175c28d0b04f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5654516c4742a78590f7c051e18fd9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/80f728eb85964cdc4d2dc3ffc87eb540.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5806497d3b5ec15d89eef8202d54d7a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a732c76bfa47598d88b0fc9ac0c33bf.png)
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