1 .
是集合
到集合
的映射,如果
,那么
只可能是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84d7ceb75892bf22e4f173a46acd2be6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6deb420e37b7ca7334fb74ddb899119c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.![]() | B.![]() | C.![]() | D.![]() ![]() |
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2020-01-06更新
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5卷引用:广西桂林市第十八中学2021-2022学年高一上学期开学考试数学试题