已知集合
,
.
(1)求集合
;
(2)设集合
,且
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7341321a088656e18299fa11aa59c16f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cba4c77c1dd34e622c189d505476ad20.png)
(1)求集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbfa5ad99d60a473d94bb6811ddbfe8a.png)
(2)设集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49a8c7c9f507bf60a1b1490488d9cc27.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81636068c00da7a2e72ea4a3ac0a7808.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
22-23高一上·广西桂林·期中 查看更多[3]
广西壮族自治区桂林市第一中学2022-2023学年高一上学期11月期中检测数学试题(已下线)第2课时 课中 子集、全集、补集(完成)吉林省辽源市田家炳高中友好学校2023-2024学年高一上学期期末联考数学试题
更新时间:2023-01-05 20:24:12
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解答题-问答题
|
容易
(0.94)
名校
解题方法
【推荐1】已知集合
或
,
.
(1)当
时,求
,
;
(2)当
时,求实数a的取值范围;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21833187831615a7fcea2851edfa475f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5806497d3b5ec15d89eef8202d54d7a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b56f6d9ef424ceb67d1e5a226a7dee5c.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/343324ebf9d6e86c42fbde0fbb94689d.png)
您最近一年使用:0次
解答题-问答题
|
容易
(0.94)
【推荐2】已知集合
,
,
.
求:(1)
;(2)
;(3)
;(4)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c38018fceafc82a850bb4ac7e37448b3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2baeb668ad0cc6f13756399c0a4084ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87ea3f3127ce176f0fa6210f75fb4447.png)
求:(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e2776b8b34a201b83cba422ebbb2a37.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/821c48f5e202e70f41422378ebf8ca86.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b656f6fce64f14584cdda978b0bc2605.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e53a1bf9ef4312dec4e035ebbcaf731f.png)
您最近一年使用:0次