名校
1 . 已知集合,则
( )
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-02-17更新
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893次组卷
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4卷引用:四川省成都外国语学校2023-2024学年高三上学期期末考试理科数学试题
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2 . 已知集合
,
,则
的真子集的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/78cf8163ff9d546e350fc45d5aec3bac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cce628bb70b4225fc00e074a5dcf8014.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59d0acbfdb43bd9dce60e7826e228079.png)
A.9 | B.8 | C.7 | D.6 |
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2024-02-04更新
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8卷引用:四川省成都市第七中学2024届高三下学期开学考试数学(理)试题
3 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba94b697aa787e4eebbe7825db34f364.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
4 . 已知函数
的定义域为集合
,集合
.
(1)求
;
(2)设集合
,若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1596e6b0b5b0014809ab156e3ba2b452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8115180da1fc3faa9eacd0f570a5d4b2.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b7526554d8ecdae454103794bf92e9db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/438a4fbc4db6a280ed1f2cde04105b6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2024-03-01更新
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106次组卷
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2卷引用:四川省攀枝花市2023-2024学年高一上学期1月质检数学试卷
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5 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85d7b5617ac76429f2d085e953d904c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-10更新
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770次组卷
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6 . 下列关系或运算中①
,②
,③
,④
正确的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11d4b88df96f4d22e1a2e647f355765c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbf82d0306f6f5ce7b8aa3c8b4059e6c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9b4b341c3e2ed162099a8b55a24655.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/561b79fc476ae56c4b02dd4ee25704ac.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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7 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/066a271e0c1a21f13532a47e7fb05eb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9961a5bd50d1111a79960104d63f7d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
8 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a29f63c291c565f9c9e5eb31f0a7ede1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-03更新
|
1393次组卷
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11卷引用:四川省雅安市2024届高三一模数学(理)试题
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解题方法
9 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a51180da3fd7542fe000e6ad06e49a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/960550d5bd0c15401f2b7e7fef59c653.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-01-03更新
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548次组卷
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解题方法
10 . 已知集合
,
,
为实数集.
(1)求
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c4f5fd116cef361908fdc26f51a101.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cc604b46155e4c4ae51e6e918a874082.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa6f21ff6e69a14998bf5f2cbb0292ec.png)
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