解题方法
1 . 已知集合
或
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa204b6669ae875bd8ef6a7f03b3c09a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68de92160c612a9b4ecdf5c51e8a39c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2 . 已知集合
,
.
(1)求
及
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/791084c4e778d3003878f3e8172bc7a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42f280eea40569e9df3e899feb4c3802.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3753d4fc5e52ed7daee20e1c0afe4882.png)
您最近一年使用:0次
3 . 已知集合
,
.
(1)求
及
;
(2)求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a194263a7f48b4f140dd14b4b5d44f89.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd6c8b8301a542c1776c85128d441818.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca01f7659783f027784dda6d39f1264a.png)
您最近一年使用:0次
名校
4 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cbfb2a02893fdb9b746c988f4e965ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ecffcf87cc612a54aef915895d08cf7.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
解题方法
5 . 已知集合
.
(1)
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77afcec93d996227d07cd89a2f5479dd.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-01-10更新
|
317次组卷
|
2卷引用:河北省NT20名校联合体2023-2024学年高一上学期12月月考数学试卷
名校
6 . 已知集合
,
,则
的真子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f6bdda204b5509a63e218aa825e9955.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a160cbe42a4e85bbe785fc0f733d597.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.2 | B.4 | C.3 | D.7 |
您最近一年使用:0次
名校
解题方法
7 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/924952af2f62aaed30a2ed5783fcd480.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f415fb91eabbe87c0dbf4a1d6421ba61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-08更新
|
617次组卷
|
3卷引用:河北省保定市部分重点高中2024届高三上学期12月期末数学试题
名校
8 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb27b31c1e6e6f1fb3bd978da8c55ed9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9586245c322f33e54dcd9b2742f3ee5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
9 . 已知全集
,集合
,集合
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31c9d4bffe3e65b3ccebbb2369e387c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a53a5a8bfdc807ac2c7d77d0187af27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
A.![]() | B.![]() |
C.![]() ![]() | D.![]() |
您最近一年使用:0次
2024-01-04更新
|
355次组卷
|
3卷引用:河北省保定市唐县第一中学2023-2024学年高一上学期期中数学试题
河北省保定市唐县第一中学2023-2024学年高一上学期期中数学试题黑龙江省佳木斯市第八中学2021-2022学年高一上学期期末数学试题(已下线)第04讲:一元二次不等式方程、最值、参数和恒成立问题-《考点·题型·难点》期末高效复习
名校
解题方法
10 . 已知集合
,函数
的定义域为集合
.
(1)求
;
(2)若
,求
时
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2124cc9c95cf2aa65cb9c0136cb0cd5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2525e225e61fe4e4dd6bf5d982c56380.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bbff0cf2bde21c90fcbf1d26caef3a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64f69c5ee95d827eb19abcc71ab8597d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2024-01-04更新
|
349次组卷
|
2卷引用:河北省衡水市武强中学2023-2024学年高一上学期期末考试数学试题