1 . 下列结论正确的是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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2 . 下列关系式中正确的个数是( )个
①
②
③ 0
④
⑤
⑥
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5f5e5688b5c7e514ee72597690a7676.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7351d51ee5885b1ec5a49f6fe4d55098.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac5fa1a40795c3170394ede2c3ac5bba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62af5078117e52051d246dcb22af5163.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3262b9cec955da64065d9fcb9d651f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b742a1ec2b6129f8c558e33edee467cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5f5e5688b5c7e514ee72597690a7676.png)
A.1 | B.2 | C.3 | D.4 |
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3 . 与集合
表示同一集合的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5beca574bf7a37a7d78633fca0eedeec.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 若集合
,集合
,则集合
与
的关系是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a824e466e5260fa8a2579a2b4dab016e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a5225187bbacf72ba4830590cffed76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
A.![]() | B.![]() |
C.![]() | D.![]() ![]() |
您最近一年使用:0次