名校
1 . 若集合
,
,其中
,
,
,
,
是从定义域A到值域B的一个函数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b8fc75aae58e12636d3b4d4e9f0b9b4.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/53212f09c4dec1b7ae99bdb4a2cbec06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a425a7d2074699de0338e7a6150d78f2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d243cffa85aa55340202b932e7b5e37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/31e36bff57bcfa86432b340e25e51d42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e5405c2dd178161c57f4d96c33b5918.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84ae23cf6a2823451f9676220b32c782.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b8fc75aae58e12636d3b4d4e9f0b9b4.png)
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2019-08-16更新
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4卷引用:河北省辛集中学2020-2021学年高一上学期期中数学试题