1 . 已知集合
,
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/043ba76528c2c7d92d3c051326bac980.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca717c6a55e786238e64f7ebd69b9b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bec42225671b3be32bed62cc4799187.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12fed3bd5bc925cf990e057f43395bff.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2023-01-05更新
|
404次组卷
|
3卷引用:河北省张家口市2023届高三上学期期末数学试题
名校
解题方法
2 . 已知集合
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd0ff1ab3ce19d28c3265cc76365d426.png)
.
(1)若
,
,求
;
(2)集合A,B能否相等?若能,求出a,b的值;若不能,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5f4137a6fea07df5ee1c6d0181d5657.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd0ff1ab3ce19d28c3265cc76365d426.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f2b5ee1eabb64358a3d9db2349b6fce.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fcdb7a488910743dc5c63afb394b87e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/551fd8cd8ea61d794c13074ccd7d6c4e.png)
(2)集合A,B能否相等?若能,求出a,b的值;若不能,请说明理由.
您最近一年使用:0次
2021-09-17更新
|
901次组卷
|
5卷引用:河北省张家口市2020-2021学年高一上学期期末数学试题
解题方法
3 . 已知
,
都是R的子集,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b35061af816a5b1a0cd154aa7dbd987.png)
A.A | B.B | C.![]() | D.R |
您最近一年使用:0次
名校
解题方法
4 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2c6802e143d625451808485ebf14b09.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae5042fe5c37477273ac169275478d07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c47d9ebfa97fefbced193ded3734978e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-11-12更新
|
814次组卷
|
5卷引用:河北省张家口市第一中学2023届高三上学期10月月考数学试题
5 . 设集合
,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c290808deef2616ea50ae2462622b9.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f91029dbeebbc7cc20d7898ed3ba651.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c9a1e9dd14cbd2271ba2f472664ad57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ba065632472be42474999baf438e8282.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c290808deef2616ea50ae2462622b9.png)
您最近一年使用:0次
2020-09-17更新
|
213次组卷
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2卷引用:河北省张家口市崇礼区第一中学2020-2021学年高一上学期期中数学试题
名校
解题方法
6 . 已知集合
,集合
,则
等于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcf69fa4f6ed8fe447e2c38b2785918e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f1e06b05debb3474ffa44f2aefb4349.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df82aaaf61a1a7a514be0397b114d8e6.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
7 . 已知集合
,
,用图中阴影部分所表示的集合为
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/db5dcae0-99c0-489c-9b94-044e08b95999.png?resizew=226)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a9f3eb85ffa0c0264dbdab6557e461e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d160c80e7542650f9ac8ff3981548ca.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/db5dcae0-99c0-489c-9b94-044e08b95999.png?resizew=226)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2019-12-27更新
|
166次组卷
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2卷引用:河北省张家口市2019-2020学年高三11月阶段检测数学(文)试题
8 . 已知集合
,
,且
,则
满足( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e724c9b51176dca2b372f8c45871c032.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976ae97e201e1c53eb55600bc6262d30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2bf25d6d5502d8bd773a47ce6a17a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知函数
的定义域为集合
,集合
,
,
(1)求集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9910b15d867b68079b030ff0e318e17c.png)
(2)若
,求
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b24086c201d3e9a144003dd791149f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c46c88be633fd0096d1d1c0ebf7753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4caecf99bffed437076b5e780badde3f.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9910b15d867b68079b030ff0e318e17c.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2bed4f3b7d72db3b022165360678e8d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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10 . 已知集合
,集合
,集合
,若
,则实数
的范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f22b113bb78cacf6415d090137d3815e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b84781fa0ae06138940776953f3f9ce9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b091a0aa1c4f6ef9f9b97db5936611a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7cd603c63e2ab243a6fdb1593ebe7e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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