23-24高一下·湖南衡阳·阶段练习
名校
1 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cc9decfd1e5be9f07145e7c0e366d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2506604c4f54640289ce4c2bb026c75e.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
2 . 已知集合
.
(1)当
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/190ab0e4e975e4eadec51753703ed96b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.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
2024-03-12更新
|
147次组卷
|
2卷引用:河南省许平汝名校2023-2024学年高一下学期开学考试数学试题
3 . 已知集合
,集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a9e6ad1166c7625e63b80e75b2fb1d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9d77ea3617e891126f7f87d3412f3ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
4 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3098fe06f800e20ff1a003c7d9a9dd5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69b4307bd7e78173d4090afbf17617bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 已知
,那么
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aea7511012877f647727e148c39be51.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22fadf4dd470294509997cf16c2ad45f.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
6 . 已知集合
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3979978648e97cab154c954697274ea4.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
解题方法
7 . 已知全集为
,集合
,函数
的定义域为集合
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67c400ea671bd1cfbf4dc6a155321c41.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9493f278590f8c36489d0f0ee7a1e8e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82fd1ee756ac1b0f950c0f6a2bce3178.png)
您最近一年使用:0次
8 . 已知关于
的不等式
有解,则实数
的取值范围为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66b6aa2847a201a8351a57b19328d00a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
名校
9 . 求下列不等式(组)的解集:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5174c421e5832271aa3325ab47ca5287.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/115eda24e8c11e7e44fd532080874586.png)
您最近一年使用:0次
2023-12-31更新
|
829次组卷
|
2卷引用:上海市(进才、复旦附中分校等校)四校联考2023-2024学年高一上学期12月月考数学试卷
10 . 函数
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e4492464fc79e5360f2b9eec031eede.png)
A.最小值为0,最大值为3 | B.最小值为![]() |
C.最小值为![]() | D.既无最小值,也无最大值 |
您最近一年使用:0次