1 . 已知集合
,则下列结论中错误的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3a17de6379dad5f97f751ac5ea6460c.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2024-06-05更新
|
96次组卷
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2卷引用:青海省海东市第一中学2023-2024学年高一上学期第一次月考数学试题
名校
解题方法
2 . 已知全集
,集合
或
.
(1)求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6343b1b692a2aa0be1676b6e558528e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de2563ae69841f4335daf424137a575b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a6084fbb56ceb95596d72c8b1fbfae.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4dcaae636a53f3d590e5c64ffeeee57.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f569c191a60a39899b5056aaa74b9f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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3 . 已知全集
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c6a7bef248ff8b59fbd9785d56848c10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58e7c9b30f8244a1c0055f22f2353011.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
4 . 已知全集
,集合
,
.
(1)求
;
(2)求
;
(3)已知
,且
,求实数m的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/073fff7637417825c4629ea25c9471c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/397fe87d87c8d6ea2377cfcbe75dfc28.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0cf923cf16e3f5cc18b7b4066b74deb.png)
(3)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7ea85d54cb41ff5c26d7c5b7acb0065.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c6ca098b764e0366d043b69ae9d8f68.png)
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2024-03-07更新
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198次组卷
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3卷引用:北京市第五十中学分校2023-2024学年高一上学期期中练习试卷
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5 . 已知全集
,集合
,则图中阴影部分所表示的集合是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03c4ac96891834e3aa2e86c54b8bd9c4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e96d4ca8c25500c3fd092331a904afbb.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-02更新
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289次组卷
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2卷引用:江苏省盐城市亭湖高级中学2023-2024学年高一上学期期中考试数学试题
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解题方法
6 . 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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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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7 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35d077252f46b6b1496cd8ce963e8404.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933347fd4d93628c8a9cb6a540560471.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-02-27更新
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9卷引用:北京市海淀区2023届高三一模数学试题查漏补缺练习
8 . 已知集合
,集合
,
,则图中阴影部分所表示的集合为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/166280d6-0615-46c0-81db-dbb691862a2e.png?resizew=150)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4334e28a76efc913fe76282e48c5399.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b8208b3e914bb2c8753d5b5e102de18.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/14/166280d6-0615-46c0-81db-dbb691862a2e.png?resizew=150)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 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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1531次组卷
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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
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解题方法
10 . 已知集合
,
.
(1)若
,求
;
(2)命题p:
,命题q:
,若p是q的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a93f1d78386424597f2bbc545357b2c2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0493fb32dc249b2eb1b046992f22e5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca01f7659783f027784dda6d39f1264a.png)
(2)命题p:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2024-02-03更新
|
587次组卷
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2卷引用:广东省深圳市盐田高级中学2023-2024学年高一上学期1月期末考试数学试题