设集合
,
,若
,求
的范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0a6cc4bb1dfc9d4f4fe2b2c8b54e9a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2fe6219245082be33ea0dba8d3094d08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
更新时间:2020-02-28 14:21:00
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【知识点】 根据交集结果求集合或参数解读
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解答题-问答题
|
适中
(0.65)
【推荐1】设![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b1b3ba9adb6651680db7461484c462.png)
(1)若A∩B![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
,求a的取值范围;
(2)若A∩B≠
,求a的取值范围
(3)若
求m的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b1b3ba9adb6651680db7461484c462.png)
(1)若A∩B
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6706fe00b4e231e62d9ecbec567d526b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
(2)若A∩B≠
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a837165ca03f9e4ea8964979c95e3bb.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32f774b97149e16f2e898bbd3b4fe319.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
解题方法
【推荐2】已知集合
,其中
.
(1)求集合A;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34f6e7e894d870f0389593e0a2866069.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94440d3e4c073f94f2b266ff99d50e74.png)
(1)求集合A;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dea9a4259cca10c1f5af28e621ebafd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次