1 . “
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cbbe15b207c5a7ffda054832d9b70e43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4b29f7a9cacd1d36892c4d071d59eb04.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.既不充分又不必要条件 |
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2 . 下列选项中为“
”的必要不充分条件的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f227769aba059c6eedb1abdc1202fc2b.png)
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() |
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名校
解题方法
3 . 已知集合,集合
.
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2024-01-29更新
|
90次组卷
|
2卷引用:安徽省合肥市六校联盟2021-2022学年高一上学期期末联考数学试卷
解题方法
4 . (1)已知
,试比较
与
的大小.
(2)已知命题
,命题
,其中
.当
时,若
是
的必要不充分条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d22edc1b2318a2febac5b4273e1a033.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67948c49940b5786ad1e4c3548249fd2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d00713ae1220e268e2a8cb7c785745d7.png)
(2)已知命题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f3876a36c1d9150471047aae09381f50.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17a08f1e415883bd55ff259ed8c0af1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40e72f6b2ef3329828cb8fc873eeba7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b140e221ddf537b8964fff8557cca0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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5 . 若集合
,
,则
为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2120fe0944ecc5fb39a8dde5f369d23f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc89c0b9cd3477ed5ba7a852999b4561.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-01-27更新
|
739次组卷
|
3卷引用:江苏省宿迁市2023-2024学年高一上学期期末调研测试数学试题
解题方法
6 . 下列说法正确的是 ( )
A.不等式![]() ![]() ![]() |
B.一扇形的圆心角![]() ![]() ![]() |
C.命题![]() ![]() ![]() ![]() |
D.已知幂函数![]() ![]() ![]() |
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7 . 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
8 . 已知全集
,集合
,
.
(1)若
,求
,
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/442be389c6471b36eff2652b75beb114.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb67f3d9fd7cc3624d3ed175ab17885a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe96fed79430b1d08ca2fb9fcf09cc9d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aed39f5aca78934fb383402433fe549.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4dcaae636a53f3d590e5c64ffeeee57.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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解题方法
9 . 若全集
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/128e720531972fb64e9c7fa161f35e01.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12fed3bd5bc925cf990e057f43395bff.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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10 . 不等式
的解集为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96ba929036bc45b3f7ea7a60feb7ff99.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次