已知集合
.
(1)求
;
(2)若集合
是集合
的真子集,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10abd3850f11199fae7c18fc2fb3b2ee.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94b0cbfbb7f9547c3bdcc8356d456935.png)
(2)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aefc16f730da18ea3b24527377ed507d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
更新时间:2022-11-18 09:54:46
|
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解答题-问答题
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容易
(0.94)
名校
解题方法
【推荐1】已知集合
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解答题-问答题
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【推荐2】已知集合
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,
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(1)求
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(2)若C⊆B,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb148d571264c5631996f1233d23e864.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99948dbadd9f1be3c34ec9e71d5b962f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fcf4c46874b355bfbc85bfa090a47db.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfb17a2a90cd479b604258d1258e9636.png)
(2)若C⊆B,求实数a的取值范围.
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解答题-问答题
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容易
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【推荐2】已知集合A={
|-5<
≤
},B={
|
<1或
>2},
.
(Ⅰ)求A∩B;
(Ⅱ)求A∩(
B).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4b8503f4706b8321e4e79a87eadea84.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
(Ⅰ)求A∩B;
(Ⅱ)求A∩(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acf56a4b9e73a4d71686eb00e2cf0691.png)
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