解题方法
1 . 已知集合
,
.
(1)当
时,求
与
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ca717c6a55e786238e64f7ebd69b9b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3e187f1ad0a35028136056f40123b44.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04ceb1f338fa60976229d7ec6531b626.png)
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名校
2 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f42284954416785e288204cc91996bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-01-31更新
|
198次组卷
|
2卷引用:湖南省娄底市2024届高三上学期期末质量检测数学试题
3 . “
”是“
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc597b4887651e79f55670147a8d36b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffa3205b1df826d63914dcb55bb3ab43.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
4 . 命题“
”的否定为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1983aace2a64f45dd9c5306bcdf82582.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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5 . “幂函数
的图象分布在第一、二象限”是“
或
”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6e6cc79367d59e6e96cedbb305486b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274a9dc37509f01c2606fb3086a46f4f.png)
A.充要条件 | B.必要不充分条件 |
C.充分不必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次
6 . 已知全集
,集合
,
.
(1)求集合
,
;
(2)若
是
的充分不必要条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/860ebb6f76cd3cb9a265dfc233002a13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c800874bac14310a70105f938eedb31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07868a85b0e15094ea843cf04e9b4ac7.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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7 .
的一个充分不必要条件是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e54d271e36acaafd93241af0fbb48cb4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
解题方法
8 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db296da23178ea8109a10f7766bab358.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/867b49f0b361f22eda017f45498380d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 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
解题方法
10 . 已知函数
的定义域为
,区间
,设
,其中
,则“![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf1b778e59defa4a2c2487db93d91108.png)
”是“函数
在区间I上单调递增”的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e31b14d5b4da0298a7dea660b03d1066.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cfac3a00996fa8a3309314237b99ca3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33bd24e647a626899a243a3f3984f90a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf1b778e59defa4a2c2487db93d91108.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc5d8f31d887cb6930e10fb78888c87e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
A.充分必要条件 | B.必要不充分条件 | C.充分不必要条件 | D.既不充分也不必要条件 |
您最近一年使用:0次