1 . 已知集合
或
,
,其中
.
(ⅰ)当
时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
______ ;
(ⅱ)若
,则实数
的取值范围为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b6036b5f9fcc6f245ee1f0ff218839f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afa3022e7435b36f3b4b088d0820a700.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88592a427b6845d3d4c821218b3e2171.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(ⅰ)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
(ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f443d64aed64ccd07b62fcbf6cb0e09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edcf4f84f80c8b325c2df2ff86aee0b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/715476727accc3c6b3c71f2f25c3aaad.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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解题方法
3 . 设集合
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5139c90b30c369f7e5cd57fcdc8723bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bef67507d7e03fac77813d37c6deded0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85877fd3bf95f19340d0a7c1a7d0259c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6307b938bf12098df227f0f89376911.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 设全集
,集合
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f50e12498822fdc313e9a8c9e474a6f5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4624ecf0cb5dead03e83414f078c025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eda1da6372c69ab4ec5046ec2d9ea.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
5 . 已知集合
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
___________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83a6f06ea06ee1d15560980bab42680a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31498e0da76e11c47b16f1277921c52c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
您最近一年使用:0次
2024-01-24更新
|
1478次组卷
|
6卷引用:天津市部分区2023-2024学年高一上学期期末练习数学试题
解题方法
6 . 已知全集
,集合
,
.
(1)当
时,求
,
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/442be389c6471b36eff2652b75beb114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdfa70a88eb379a0827370460332f4e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b633bea098879b92ecb9e972033899b7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71071b073e25042296e04ca98bbcb44e.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
7 . 设集合
,
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77eeb27a221c0c16a192cee44b5ed27e.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0d45290cd197eea95681b83c270539.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-16更新
|
735次组卷
|
4卷引用:天津市和平区2023-2024学年高一上学期1月期末质量调查数学试卷
8 . 已知
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9a0879559cf1cc76eae7235aa5a26fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6307b938bf12098df227f0f89376911.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024·全国·模拟预测
名校
解题方法
9 . 若集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5b01e00d9057fc795870dc6e69f475f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41dc764d3aadaf18ef693970f3ad6db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/933347fd4d93628c8a9cb6a540560471.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-02更新
|
601次组卷
|
3卷引用:天津市耀华中学2023-2024学年高一上学期期末学情调研数学试卷
天津市耀华中学2023-2024学年高一上学期期末学情调研数学试卷天津市第一中学滨海学校2024届高三第六次学业水平质量调查数学试卷(开学考)(已下线)2024年全国高考名校名师联席命制数学(文)信息卷(四)
名校
10 . 已知函数
的定义域为集合
,集合
.
(1)若全集
,
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c56648ef773429c862db8dc6b3c19ef3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2976c0ca99f49b8ae8451a9825c8a602.png)
(1)若全集
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd9ee4df3cd0c5982eec8be19e136130.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次