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解题方法
1 . 已知集合
,集合
,则图中阴影部分所表示的集合为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/11/cb367094-f1a5-4b0a-befc-b97ae6b181c2.png?resizew=167)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa163789e8a1caeb317bb019dc753134.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3df4df6b348672620a6684f3fd18e220.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/11/cb367094-f1a5-4b0a-befc-b97ae6b181c2.png?resizew=167)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
A.![]() | B.![]() |
C.![]() | D.![]() |