求下列不等式的解集
(1)
;
(2)
;
(3)
;
(4)
;
(5)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecd8731f7cc5bd6190f807d657a7c62d.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d7923af5eec8ecabdebb04997aa7b22.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af791ab13f48997f59d035e4e8ec8e7d.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83830df482c538581aef0c823271a03a.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b0bdbbe85aebc54c9ad0978006d3879.png)
更新时间:2020-11-04 23:03:19
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解答题-问答题
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较易
(0.85)
名校
解题方法
【推荐2】已知全集为实数集
,集合
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e186996754798259bbd7877549bc6bdd.png)
(1)求A∩B;
(2)若
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf3ed15aa3dcc4211fb520b5b942c989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/347835fad2c0b3c8705111e0d8c7cc7e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bc9e4305fde37bdf430dcc65c794448.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e186996754798259bbd7877549bc6bdd.png)
(1)求A∩B;
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/440145888b8585d814bd6211bd05238c.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
名校
【推荐2】已知集合
,集合
.
(1)当
时,求
;
(2)若
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb6d5ebf8e82f8b941a93bab4c7256ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc29c02a4c0c8b22acf202b632aeed67.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0db2c49919467a2e14540f2aabd05cb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fdbbe46a98a8fdebfc46fcbc45dc88e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次