设A,B是非空集合,定义
且
,已知
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65c455898d3aea0beb4eb961b1c30cbe.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45a706b1a03845f5889dc6ff3d5d419f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/575ccb82c1fde57de0d46c184cdfb61d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f7b622615774d2bf41589bfc6cc89a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59b599db7fcd28ae78cb089291588bae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65c455898d3aea0beb4eb961b1c30cbe.png)
21-22高一上·江西吉安·阶段练习 查看更多[4]
江西省遂川中学2021-2022学年高一上学期第一次月考数学试题(A卷)河北省保定市第三中学2023-2024学年高一上学期10月月考数学试题(已下线)期中真题必刷常考60题-【满分全攻略】(沪教版2020必修第一册)云南省曲靖市曲靖二中云师高级中学2023-2024学年高一上学期10月月考数学试题
更新时间:2022-11-13 10:23:23
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