名校
1 . 设集合
,
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5cdfe8eaf71f290bb132d6f33d44f2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3189418fdde5ea818f4879db83c4eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c52f72b65d657a4899745dc054ab733c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/892560dcff6af9f66a3f735652f69dd7.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
名校
2 . 设集合
,
.
(1)若
时,求
,
;
(2)
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c50de0cae9bcad8345e5bfef90c4f19b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ce3273a850f624b01caeda2434eb9d8.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c55b98d426c776e11f02be37f7158b7b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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名校
解题方法
3 . 已知集合
.
(1)当
时,求
;
(2)若
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e898d1b2a3af0d49c1d8e09506a3a5a7.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
您最近一年使用:0次
2023-11-28更新
|
502次组卷
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6卷引用:河北省邯郸市磁县第一中学2023-2024学年高一上学期五调考试数学试题
解题方法
4 . 已知集合
,
.
(1)当
时,求
,
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d76742abe8d3d931e634d0dfca290394.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99948dbadd9f1be3c34ec9e71d5b962f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e0d45290cd197eea95681b83c270539.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
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2023-11-26更新
|
99次组卷
|
2卷引用:河北省保定市五校(1+3)2023-2024学年高一上学期期中联考数学试题
5 . 已知集合
.
(1)当
时,求
和
;
(2)
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f050483d8c0c76b7698fd1617667f00e.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/711b21672fd907c5c92fee1d649e7003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/709a1f33195ab62f2da488b27a219c25.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3fe9a14d661cc862ead236293ad3026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
6 . 已知
表示不超过
的最大整数,例如:
,
,下列说法正确的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c4f5908d6a1217e493ed7586b6964dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9beeb82b260e7846387c3620c8a7dd39.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e6635e81b3ea69eaa230866e97b2cd6.png)
A.集合![]() |
B.集合![]() |
C.若“![]() ![]() ![]() |
D.若![]() ![]() |
您最近一年使用:0次
2023-11-20更新
|
163次组卷
|
2卷引用:河北省保定市第一中学(1+3第八届贯通实验班)2023-2024学年高一上学期第三次阶段测试数学试题
名校
解题方法
7 . 已知集合
,
,
,实数集
为全集.
(1)求
,
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b086b424b34b71fcd33c871070d09e3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/345caa502ace9465df4eaa60ccb25da7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a1f2822378bb9a6139e2c1c62b36edd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eda922978abb112ea099f28ff9ec1170.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e968937d457d9e2237b401077ff224a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
解题方法
8 . 已知集合
.
(1)若
,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c57e5dadb8547b2c89a48382768431b5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/318212b9ba5866ba3fd6f4327526443f.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
9 . 已知集合
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e678393488bd3722ca38adc76df2228e.png)
(1)若满足
,求实数
的取值范围;
(2)若满足
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f92defe532e75dda6a54fb5237df0f0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb01a1f28a6752cb633d9523475631bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e678393488bd3722ca38adc76df2228e.png)
(1)若满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/281b7f1f77b4b82e84f906019acca76f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若满足
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
名校
解题方法
10 . 已知集合
,
或
,则
的必要不充分条件可能是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eaad6fba657217f357e6efae4ceb0eb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5035421a878346291f98fb0228317f62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45cf5ab959efb5b142e21ccfb3182964.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-11-10更新
|
198次组卷
|
2卷引用:河北省尚义县第一中学等校2023-2024学年高二上学期10月阶段测试数学试题