设全集为
,
,
.求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/58b39764b86c5df8c86cfb4c791235a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a6f7a44f2f7f6e3f6754f1c2ccb1a2a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b59ba58a6b9b5348b0828de967bea542.png)
19-20高一上·河北唐山·期中 查看更多[2]
更新时间:2019-11-15 17:44:31
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解答题-问答题
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适中
(0.65)
【推荐1】已知集合A={x|2≤x<8},B={x|1<x<6},C={x|x>a},U=R.
(1)求A∪B,(∁UA)∩B,A∪(∁UB);
(2)若A∩C≠∅,求a的取值范围.
(1)求A∪B,(∁UA)∩B,A∪(∁UB);
(2)若A∩C≠∅,求a的取值范围.
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解答题-问答题
|
适中
(0.65)
解题方法
【推荐2】在下列两题中任选一题作答
题①:设集合
或
,
,
.
(1)求
和
;
(2)若
,求
;
(3)若
,求实数
的取值范围.
题②:记函数
值域为集合
,函数
的定义域为集合
.
(1)求集合A;
(2)求
和
;
(3)求
和
.
题①:设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/57353f4f4a42bd922a4045f64f1efcb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4829e84ccdc74dd118d988dbadaf324.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f38fc907a460fb248629000a74614699.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e8b3b3095294a92ab23f80620433fc53.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a26bea4241ba4e54afb4172561be8734.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c6ca098b764e0366d043b69ae9d8f68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
题②:记函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/33ce2496b7da19fcfbe3a4e4999af38f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d243e4a3be7907a6aaa01cf103fb884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(1)求集合A;
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a964b99d839b459f7f14af1d512edcf4.png)
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