解题方法
1 . 已知集合
,
,若
中恰有三个元素,则由a的取值组成的集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5274c80d5e1e377eb1c8996af7e3fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f94ebc059c4951f0ba4dc5862982d8be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 已知集合
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ccaf946a034215b8c49c12a1aff7790.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/44f489d896100c85c8cd5f7c47965b1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7b5599c1133e22ad6ee967c18616932.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1f9fabbbe61a759e52ec975215e2e7c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-04-20更新
|
338次组卷
|
2卷引用:内蒙古赤峰市敖汉旗新惠中学2023-2024学年高一下学期4月月考数学试题
3 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd64db7e791d23fb29f8922d73a78d92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1072b7235b568ab1e5a2532f3ddd39b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-03-07更新
|
485次组卷
|
2卷引用:内蒙古自治区赤峰第四中学2023-2024学年高三下学期开学考试数学(理科)试题
4 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd1d60251ec84e62c1192651830fa8af.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
5 . 设集合
,集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b843140c94e130250edb562477cb9c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/019715a06a313dec8df9e71add3aeeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98359381b76ed9cf5bf3373e2611831f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7788a9221ded83198227b73235ba73b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-09-04更新
|
786次组卷
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3卷引用:内蒙古呼和浩特市2024届高三第一次质量监测文科数学试题
名校
解题方法
6 . 设集合
,
.
(1)若
,判断集合A与B的关系;
(2)若
,求实数
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc89393263f1dda20245c53968d63264.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b77e2062dafba5d1f9da8c824e6eaa39.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f498b6874410fb46e9807e04371e6e5e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2023-12-02更新
|
307次组卷
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2卷引用:内蒙古呼伦贝尔市满洲里远方中学2023-2024学年高一上学期10月月考数学试卷
7 . 若集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3cec985d49d651b5ef0e78e13998520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e49bff6ca33cf6b558c1c84eda1a92ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
您最近一年使用:0次
8 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/285a2cf2940d0929f0b7b8b1ff9168fa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33dd3aeca0d55b8eb216eeda7a83114c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2023-11-10更新
|
243次组卷
|
2卷引用:内蒙古蒙东七校2024届高三上学期11月联考数学(文)试题
解题方法
9 . 设全集
.求
,
,
,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/326c734e7b7cbb4b5ce666839343f0f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b39438aa5e04e0856aed3a777affcada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/869307bef04835103169592d0db2d759.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/832ab65df2e4566f665786e4f2382ccc.png)
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10 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce458fd907ba91449d2365ba3b885c66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-07-16更新
|
631次组卷
|
3卷引用:内蒙古自治区巴彦淖尔市2022-2023学年高一下学期期末考试数学试题