名校
解题方法
1 . 已知函数
的定义域为集合
,集合
.
(1)若
,求实数
的取值范围;
(2)若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4437ed14585a5b64036e9d4289d58b4.png)
求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa3ab49d22b2789e57f825e7b9727ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff3b2a75b61bd217d2ce554d2417c5f5.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b5f228a6c6a2737ff1e899decb13e85.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4437ed14585a5b64036e9d4289d58b4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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名校
2 . 已知集合
,
,求
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67af92ff3f3a9d66346fedb9a73ebbb6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13ac52d0792633cfed07398ae5c91934.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2021-11-25更新
|
896次组卷
|
4卷引用:四川省遂宁市2021-2022学年高三上学期零诊考试数学(理科)试题
3 . 已知集合
,
,求
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c56242cc4e377bd878cbe7c61c3630a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f115411a61585956f9dbffe0a8264058.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b9b470218359a4a47be9244980489e.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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4 . 设集合
,
,当
中的元素个数是
时,则实数
的取值范围是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f97f54c6d93a3bb0c0414cba0abc3906.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2dc813be89c3bc516865acc50d853a48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
您最近一年使用:0次
名校
解题方法
5 . 已知集合
,
,
.
(1)求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eea6cd440724a3059db805bc5238389e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e33504ddccd5c1c7e31e3c77cd58f3f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbda134188d64c2c27e61fd9dd2497be.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e544b1304a6bbc87283cf741f134cebe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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6 . 集合
的非空子集个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41fef194908bc9c19e5bce0a38c99e43.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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7 . 设集合,
,
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e4165c873aef342643c46cfa605f886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/747107eba4dafb02e98157b5694ba4e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c81919684bc4047d376c7e57dc6c8f1c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2021-10-23更新
|
115次组卷
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2卷引用:四川省遂宁市射洪中学2021-2022学年高一上学期第一次月考数学试题
名校
8 . 含有三个元素的集合既可表示成
,又可表示成
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/205ad4a0db730c2559c8ee0eb7a6475a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ded19c8b064a3202b2f0a02f4709d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac2f1fc383ede37e59756bad4e8fd3c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/205ad4a0db730c2559c8ee0eb7a6475a.png)
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2021-10-21更新
|
488次组卷
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3卷引用:四川省遂宁市射洪中学2021-2022学年高一上学期第一次月考数学试题
名校
解题方法
9 . 已知
,
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24bb883eeb1fd0e970eb0471df5b9219.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f75cad4a6e611e79e1a9bc41f9e344a.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2855c9d5541b04347f9b3ea405f257df.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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2021-10-21更新
|
447次组卷
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4卷引用:四川省遂宁市射洪中学2021-2022学年高一上学期第一次月考数学试题
名校
解题方法
10 . 若集合
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1533631aff9d08c56b77da1fd4cc02a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6c57bbef89a37f1a3808c0ceeac0c22.png)
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2021-10-18更新
|
568次组卷
|
4卷引用:四川省射洪中学校2022-2023学年高一上学期10月第一次月测数学试题