名校
1 . 集合
,集合
,则“
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b84f7f5cc624e9ddfb3ec93a627ddef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ceecdb9df8094f021099b4d4d2a5ce6e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
A.充分不必要条件 | B.必要不充分条件 |
C.充分必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
2024-06-08更新
|
971次组卷
|
2卷引用:湖南省长沙市周南中学2023-2024学年高二上学期期末考试数学试题
名校
2 . 函数
的单调递增区间是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/269544a6fbb851217768379ce705931d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
3 . 已知函数
,
.
(1)若
,求使
的x的取值范围;
(2)当
时,设
,求
在区间
上的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef9e5c2f3e134ee0bb885fdc71c99c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb63478132d4c1fef3c17e591919da83.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab839d8569171afab5ed55c22013aa72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a71baf6217604517fd98fa97d0f55b43.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e357538192b0086515ca082025dad9b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4669810732b633b60dbeaf0bf57204f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/189b2da6c420bf8f8900002d14f65f72.png)
您最近一年使用:0次
2024-05-12更新
|
242次组卷
|
2卷引用:湖南省益阳市2023-2024学年高一上学期期末考试数学试题
4 . 不等式
的解集是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aa3f9864bb027c49c7dfb99dbaa763c.png)
您最近一年使用:0次
5 . 解下列关于x的不等式:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e011b337fdb8459ca5006b772136c039.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e0fe43a39be19a3b29b2668bf01374e.png)
您最近一年使用:0次
解题方法
6 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de5810864a6dfb6d092643dfc4707511.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
7 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33600a580218011ae26b23e4c97d279.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
8 . 解下列不等式:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6d1e6941c2c0c9f1dc54ba8e4817970.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ced9f0737869840fa4618662ede8ece0.png)
您最近一年使用:0次
名校
解题方法
9 . 已知关于
的不等式
的解集为
,或
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b5f28031b036e4a37be931d5ff28368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/909e65dd90e0e036af5d86236edddc29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17417d922dac412f1a723851ab9ba234.png)
A.![]() |
B.不等式![]() ![]() |
C.![]() |
D.不等式![]() ![]() ![]() |
您最近一年使用:0次
名校
10 . 已知集合
,
,全集
.
(1)当
时,求
;
(2)若“
”是“
”的充分条件,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4680f41433a68cd65e6656a6b0d23592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d93354567c311cde284857059a254b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bdcf4794e2c80fa3d88cd46ac5b6905.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
您最近一年使用:0次