名校
1 . 下列四个命题正确的个数是( )
①
是空集;②若
,则
;③集合
有两个元素;④集合
是有限集
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32f88eb4061565a2dcc6735dd0c13dd7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/55a7e34f15b46c51888ad96b233f0f5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/820ec56460819f6778374192faa907ba.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/addbfadc2089e698885912b0f83e3f77.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b94935d206624493c9093d3f403b59a.png)
A.1 | B.2 | C.3 | D.0 |
您最近一年使用:0次
名校
2 . 若集合
,当
时,集合
的非空真子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea9662287d3a3da28040c8fc45aa0cbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8493a0cd10d3d0399173c04163740a38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
A.8 | B.7 | C.6 | D.4 |
您最近一年使用:0次
名校
3 . 已知集合
,
,若
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/db2b9a2fa0fb6b2d5fbec36096178b97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21ad78275c2a2aae8fc21828a1335db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08bf39d3f75a765ba76407348214e08.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 在下列选项中,能正确表示集合
和
的关系的是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1353e28efb2a55af5e095913aba9f88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/829feb22ea47a98c7773b1907f00b1c4.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
5 . 已知集合
,集合
,若
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9417cedaddfa98c7a0737ea7f10ed62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfdd3d1f0dd2aa9ec90486ca0efe96ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.![]() | B.0 | C.1 | D.2 |
您最近一年使用:0次
2024-06-11更新
|
446次组卷
|
2卷引用:重庆市2024届高三第三次联合诊断检测数学试卷
名校
6 . 已知集合
,
,若
,则实数a的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6908b215e9e8c64667d15b18b408567.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56c085a3a5ad2be59fbd2891e7af8f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
7 . 设集合
是4与6的公倍数
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4d5307e3dfb8843f3ed606cbabb805.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4ca8bdc812627d925f00ed7c145d696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f41cb3031549496ed2ee4c05b4f82709.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
名校
8 . 定义两集合
的差集:
且
,已知集合
,
,则
的子集个数是( )个.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7789a500686c7a73770404ead6af0590.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/396a6a8f9774d36d8af029d404ee07c1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4e10255d9c38c5db2be76d20e809acb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b743b6904e6b739da17c1e5bb082289.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f87b4542219c8be7c8f19b81c55b005a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7474df966fe3085468537375a15f48e6.png)
A.2 | B.4 | C.8 | D.16 |
您最近一年使用:0次
名校
9 . 已知集合
,
,若
,则实数
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3a5317fb5e732f97dd1df80469f5e1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/effee4f5b29661c770dc42352e5d7211.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.0 | C.![]() | D.2 |
您最近一年使用:0次
2024·全国·模拟预测
解题方法
10 . 已知集合
,若
,则
的值可以为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1568a97be41c0821f1ed0b74d81c6d21.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.1 | B.0 | C.0或1 | D.1或2 |
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