名校
解题方法
1 . 已知全集
,集合
,若
,则
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfbcd76bbe27ad10e407496993f4a725.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b1cdbf475399382934603da3e999f50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
2 . 已知全集为
,集合
.
(1)当
时,求
;
(2)若“
”是“
”的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a43b2faa4f81f32d94612dce724e772b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbf3d46d67ef50002ca18e04a3bb0442.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda922978abb112ea099f28ff9ec1170.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f9e3e9114efdef663ecd60364e2c1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024·全国·模拟预测
解题方法
3 . 设集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71010e9ec5ad94d9d070d0b012be9f3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
4 . 若集合
,
,则
的子集的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b191144d6fa47b31cfb62ee993b8cae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f07436ab766ccdc78cc443ffcd772b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.1 | B.2 | C.4 | D.8 |
您最近一年使用:0次
2024-05-07更新
|
299次组卷
|
2卷引用:广东省广州市第六中学2023-2024学年高一下学期期中考试数学试题
2024·全国·模拟预测
解题方法
5 . 已知集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a484f3a7e445fee948b5dce407801df2.png)
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a484f3a7e445fee948b5dce407801df2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9108dab2b8ae031d117c74f19356ba70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1779cd9368c785e2ea7afcc82300a5be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9962ccb4e4315855685d8fda44dd95d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
7 . 不等式
的解集是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/683c1f285a4c25ce972258462b2321d1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
8 . 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
9 . 函数
的定义域为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/feb7e0db54c6c7214cd7f4602f5a4e74.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次