若集合
,
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1fc95fa65a538efc4ccec76c522f3c18.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96572e73d0ffbd22b24f4a8b1bafbcd1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40dbf3a359e11787e8aff1a12d67646a.png)
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2020-12-02 15:59:57
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名校
【推荐2】已知集合
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A.{2} | B.{4,5} | C.{3,4} | D.{2,3} |
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单选题
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解题方法
【推荐1】已知集合
则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0d07426b79551bbe1beba174c59d60d.png)
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A.![]() | B.![]() | C.![]() | D.![]() |
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