1 . “
”是“
”的_________________ 条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/707ea658f3a9359f5740d5aab48f7948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25bff7f2f0ce3f3c3d66291a0ee9b49f.png)
您最近一年使用:0次
解题方法
2 . 设集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0b13627ab7e862b956bfa9bcbf98f1.png)
__________ (用区间表示).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc72d1cbc4842b9d22133fb1f51f147e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f0b13627ab7e862b956bfa9bcbf98f1.png)
您最近一年使用:0次
3 . 已知集合
,则
的子集的个数为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e774eb8ac3eca0f4e0be813f657394e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
您最近一年使用:0次
4 . 解下列不等式
(1)
;
(2)
;
(3)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a03e3448ad99c45f1031db1f450e0285.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eccf4ddb7ec06802df111eb15c394072.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/955d15806771bf35f8798b0ddb6da30c.png)
您最近一年使用:0次
解题方法
5 . (1)二次不等式
的解集为
,求
的取值范围
(2)设函数
;若对于一切实数
恒成立,求
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef14ae3f04f0087c40ecffde64a2a977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)设函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c320c1a1eae939018226067144497b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe9394993680541b3b1b811a46641dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
6 . 命题“
,使得
”的否定形式是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67a74766de7b7664c9e53b6aad8176ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66fb8fbe2410f834667d1e4aa49fc124.png)
A.![]() ![]() |
B.![]() ![]() |
C.![]() ![]() |
D.![]() ![]() |
您最近一年使用:0次
2023-12-16更新
|
285次组卷
|
3卷引用:西藏林芝市第二高级中学2023-2024学年高一上学期期中考试数学试题
解题方法
7 . 下列命题中正确的是( )
A.若![]() ![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() |
D.对任意![]() ![]() |
您最近一年使用:0次
8 . 设集合
,
,则“
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b9c3c9b7101869ec6253dac7422aa8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bac7fc979b0257d2c8c7eff2deb0df23.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e65397f11ea8af736f38debadf420c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2333f966f6ec29f0661f93d99b055cd5.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
9 . 给出下列6个关系:①
,②
,③
,④
,⑤
,⑥
.其中正确命题的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ee2bb9f753aabb4f1b45a9863dd8d73.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92bee9aaa7e44e5a72e97e774cbbd88f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a3ec1cbde7822c6e72c77fca92ba452.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c3bd9649ef9be0cebf268302fea7ebc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46bf724c0dcff013bcbfc2d411cf1931.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/670761355436491e84001ead2a4c8c58.png)
A.4 | B.2 | C.3 | D.5 |
您最近一年使用:0次
名校
10 . 下列命题中,真命题的个数是( )
①若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c22b9d08cf536bbb76bce1b0f135772.png)
②若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26f7c54faca6eac8af5309942062058d.png)
③若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c2ca67148f90890830b769c6a92c0be.png)
④若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a80f72fb43c5f3bc0220e04a3745c270.png)
①若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c22b9d08cf536bbb76bce1b0f135772.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a0c4c098615c6bc7e6dcf72e5b5201a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26f7c54faca6eac8af5309942062058d.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca24341509c05e672999202f2df0ebaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c2ca67148f90890830b769c6a92c0be.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca24341509c05e672999202f2df0ebaf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a80f72fb43c5f3bc0220e04a3745c270.png)
A.1 | B.2 | C.3 | D.4 |
您最近一年使用:0次
2023-11-08更新
|
83次组卷
|
2卷引用:西藏林芝市第二高级中学2023-2024学年高一上学期期中考试数学试题