1 . 已知集合
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e202a4663350b379e670164f312d3ec6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
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解题方法
2 . 已知集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50af6b68f0f232be841042c1e1dbd481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4877367dfa7d96223651dc579511c0a3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2020-11-03更新
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548次组卷
|
4卷引用:重庆市垫江中学2021届高三上学期10月月考数学试题