1 . 已知集合
,
,则
的子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5b71c89fe09091287a78e7f82d91d91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e97044f7e2ae2a907fbedfca0429e3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2 . 已知集合
,集合
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dfeae4e129bc2671562b45be0432dbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebc37418c1564a1b4a755658b0e1bc0e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2022-11-15更新
|
854次组卷
|
3卷引用:江苏省南京师范大学附属中学2023-2024学年高一上学期10月学情调研测试数学试题
江苏省南京师范大学附属中学2023-2024学年高一上学期10月学情调研测试数学试题浙江省宁波市镇海中学2022-2023学年高一上学期期中数学试题(已下线)专题1-1 集合及其运算的12种题型(2) -【巅峰课堂】题型归纳与培优练
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解题方法
3 . 设非空集合
,满足:当
时,
,给出如下四个命题,其中是真命题的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/382871b4fb6a4497f04446f8476807de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c8647b00cc8c8f35555c7d78cf2812c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/561b2a3989ac7b46ec794c2ad9a60b47.png)
A.若![]() ![]() |
B.若![]() ![]() |
C.若![]() ![]() ![]() |
D.若![]() ![]() ![]() |
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4 . 下列表示中,正确的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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5 . 设
,
,且
,则实数a的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f6cffa257f24a48b2e43bce85af0783.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d17260ae825029ce30e74a0f176d290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-11-10更新
|
320次组卷
|
2卷引用:江苏省南京市金陵中学2022-2023学年高一上学期期中数学试题
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解题方法
6 . 设集合
,
或
,全集
.
(1)若
,求实数a的取值范围;
(2)若
,求实数b的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede96a050119b1aef0186bc9af5bd41c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d24cbb530fde77d6d9abe233f875e8e5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61b700dc51dce8dd6f00d1d1905672d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc0dc8098ad6f31bdd87771ca9cfa33a.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a0493da22bef6fc97c0b54d82dfdf4.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9835e71c3c44e81743e0f29b28e3836d.png)
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解题方法
7 . 设
,
,若
,则实数a的值可以是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/853a34400b23d8a7132dd593078432ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35e72fdaba6dc547019539045e9c967c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
A.0 | B.![]() | C.4 | D.1 |
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解题方法
8 . 已知函数
的定义域是
,集合
.
(1)若
,求
,
;
(2)若命题“
,
”是真命题,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7ae59ec7f68a252255dddedc1a2cb61.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/126b97a0e4125232164e380d8309e4cc.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若命题“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd170c506a8ce70f550f5751ae016ca6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2022-11-10更新
|
365次组卷
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4卷引用:江苏省南京市四校(大厂、溧水二高、秦中、江浦文昌)2023-2024学年高一上学期期中调研考试数学试题
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9 . 若
,
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e598d2c9db9614abea19abd5f91110e1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89cce90b99bd1ffd9e8553fb44f6fd74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/765038d98aaa2b44be5bc14b53baf76d.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2022-11-09更新
|
610次组卷
|
5卷引用:江苏省南京市鼓楼区2022-2023学年高一上学期期中数学试题
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解题方法
10 . 设集合
,
,其中
.
(1)若
,求
的值;
(2)若“
”是“
”的必要条件,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4d96f1a30be1d96ea5302e36c807493.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff05cc3b43f36568728a1ec867c0b9f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4acb08a612edf629b9cf17edfb99490d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2022-11-09更新
|
157次组卷
|
2卷引用:江苏省南京市鼓楼区2022-2023学年高一上学期期中数学试题