1 . 命题“
”的否定是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f1b4c3a6c4e40b6bb6002ebf5e53fdc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 集合
,
,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a18ce0fd485ae199f51654e62475c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ac4764cf2bfd520b6c47d06407a1d16.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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3 . 命题“
,
”的否定为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8645952ea14b25443f411d39bdec641e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6af0ef4759a6e20e172e843a165669d2.png)
A.![]() ![]() | B.![]() ![]() |
C.![]() ![]() | D.![]() ![]() |
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4 . 对于变量
,条件![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
,条件![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
,则
是
的( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51441c8788ff11be766766227793246d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4e482e4b0a8d1eef67ef0066839af65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce20ef9c08e82df8c7f45bac6dd31d36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70b9c582302b8768bf5ab8ff5a5a1c20.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
A.充要条件 | B.充分不必要条件 | C.必要不充分条件 | D.既不充分也不必要条件 |
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解题方法
5 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59da423eceebf487234f26f3b2308d31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1336d38741aab2255a35c26612bbd7cc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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6 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f24496a380ce63ded97648ca90058423.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d2de7fd0c26140e08600774378dca2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-03-06更新
|
199次组卷
|
5卷引用:浙江省临平萧山联考2023-2024学年高二上学期期末数学试题
7 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfc03ec3d78487844b44cd273efc9188.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d90ff243b30c5448d90ab17e3d442ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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8 . 集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b687604616702e83f3531e6fc35ad4de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 已知集合,则
( )
A.![]() | B.![]() | C.![]() | D.![]() |
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2024-02-17更新
|
894次组卷
|
4卷引用:江西省宜春市丰城市第九中学2023-2024学年高二下学期开学考试数学试题
名校
解题方法
10 . 设集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3d49b8314f81e89bf2b3ea20ef99ba8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2acfe83c6a5737ba76f33ae1497f2624.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e5e1e33c1259195f7bb0198a3e6f65a.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
2024-02-14更新
|
840次组卷
|
3卷引用:浙江省余姚中学2023-2024学年高二下学期期中考试数学试题