解题方法
1 . 已知集合
.
(1)若
,求
的值;
(2)若
,求
的取值集合.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc20ed32dd9cad5a2e886e2613d57ef4.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46a70d32c64918aa4d1d9d3ce0bdbf7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f1ba0a1129741502600e47bf058c98.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
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解题方法
2 . 设
,集合
,
.
(1)若
,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcd9218a657b17654c5d757a6f7dee9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eed65fc38bf007282c7e0b18a80d5693.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af5ae6759a0c1a568985e48cade1dc60.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8a3cc8c48bf54ec8252e5dce6867754.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/361048fd1b1a7f3b7230404a04b7155a.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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3 .
,
或
,若
,则
的可能取值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e0079e83226ebbd2d5d798da72e34d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d05785183cd647b6db6744a2cacc4dd0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/842ad3e65189c68b5eee102aa8661ba6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.3 | B.2 | C.![]() | D.1 |
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解题方法
4 . 已知集合
,
,
,全集
.
(1)求
;
;
(2)如果
,求a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b086b424b34b71fcd33c871070d09e3e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87c0a9fd38374d6c92fe2c77308615c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83851117a78bba13b5b10cd70f6beffa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6dcaf41cda5c2df78a0ed2ac97277ceb.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b109e426e848c161a79366657ca264dc.png)
(2)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c29cd450d0feaea9acb27a60430f4a3c.png)
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2023-10-17更新
|
237次组卷
|
2卷引用:四川外语学院重庆第二外国语学校2023-2024学年高一上学期期中数学试题
名校
解题方法
5 . 设集合
,
,且
,则
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/56252705bb187f53f8435f9b3677f696.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e91d197e64e246a182177fa2b7f1e78.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7eca47621e745bc51b859aff32bff7aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
A.![]() | B.![]() | C.-3 | D.3 |
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6 . 已知集合
,若
,
,则( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b20f161bd0c819ac9a78f9f88615817c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343324ebf9d6e86c42fbde0fbb94689d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/27e8dc50bbf924ee4d227de9cef2528a.png)
A.![]() |
B.关于![]() ![]() ![]() ![]() |
C.![]() |
D.![]() |
您最近一年使用:0次
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7 . 已知集合
,若
,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/114d4e8c7b80de6aa508246d7381193f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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8 . 已知关于
的不等式组
的解集中有且仅有一个整数,则实数
的取值范围为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58d6e3146c02991181324498febd020d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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解题方法
9 . 已知集合
,集合
.
(1)当
时,求
;
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/666df1c78d7569509e260c83612f0481.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/29d57f5052554510e02906a6a0f0904f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e94f16d5ed858699bfea5039a7bf8ae6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9632fb65f82e4430cf0ccc4b9a9ba2bb.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
2023-10-13更新
|
746次组卷
|
10卷引用:重庆市第八中学校2023-2024学年高一上学期期中数学试题
重庆市第八中学校2023-2024学年高一上学期期中数学试题江西省部分学校2023-2024学年高一上学期10月联考数学试题河北省保定市部分高中2023-2024学年高一上学期选科调考第一次联考(10月)数学试题贵州省遵义市2023-2024学年高一上学期10月月考数学试题江西省南昌市等5地2023-2024学年高一上学期10月月考数学试题河北省沧州市大数据联考2023-2024学年高一上学期10月月考数学试题辽宁省部分高中2023-2024学年高一上学期10月月考数学试题内蒙古自治区呼和浩特市内蒙古师范大学附属第二中学2023-2024学年高一上学期10月月考数学试题贵州省黔东南苗族侗族自治州从江县第一民族中学2023-2024学年高一上学期10月月考数学试题江西省吉安市2023-2024学年高一上学期期中联考数学试题
名校
解题方法
10 . 已知集合
,
.
(1)当
时,求
;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35ade3d42bd4d2267c91484309abc847.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4377d3cbb910d0c672d66f355f799bec.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2328686d83b6cade6d9b8595be019674.png)
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