名校
1 . 已知有限集合
,定义集合
中的元素个数为集合
的“容量”,记为
.若集合
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aacb0cef0b4732cd149dbf81db44835d.png)
__________ ;若集合
,且
,则正整数
的值是__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb9e56ab45ddf991ae24983027e04b08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30502b549c09cd1094e061090e64e866.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e20929ac73a0217b33cd41f6aa86cf29.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ebc3da55cca67bac55ace85a5f4c556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aacb0cef0b4732cd149dbf81db44835d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc0e7c8479f8f57d2b4d29dbab700753.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6532556ff662731db6be89bee77a8b8f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
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2023-09-19更新
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296次组卷
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2卷引用:重庆市南开中学校2023-2024学年高一上学期开学考试数学试题