若
,
,且
,则由实数a组成的集合![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a27db176ad56ca82d09bfadb0987af9a.png)
______
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3f272a2ce30862b9943c30764dd4fb8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42dee6b48991c34e1651bcda1c9165a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a3c363b3ab96ed8a507c826efabb1ff9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a27db176ad56ca82d09bfadb0987af9a.png)
更新时间:2018-12-17 19:03:35
|
相似题推荐
填空题-单空题
|
较易
(0.85)
【推荐2】设
,
,若
是
的充分条件,则实数
的取值范围是_______ .
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572057013944320/1572057019367424/STEM/b11f46c79e6241a6bb41230a54789b98.png?resizew=83)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572057013944320/1572057019367424/STEM/35dff7503827475ab96afa6cf42dd920.png?resizew=63)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572057013944320/1572057019367424/STEM/e918d20c5aef4d94b7dddc7e65f13aed.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572057013944320/1572057019367424/STEM/0bc6b7e11e834af0acc585da71a731d5.png?resizew=16)
![](https://img.xkw.com/dksih/QBM/2015/3/31/1572057013944320/1572057019367424/STEM/3d4145fe224e4aea96c1adb664428881.png?resizew=17)
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
名校
【推荐1】已知集合
,
,若
,则实数
的取值范围是_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2acb1c71b1e9b1ad102446f5026960db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19f4cde12869125b1eebc2c6c8ae22cc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f0f24d1daf9447a4837e7886261c592.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
名校
解题方法
【推荐2】已知集合
,集合
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1722dee956f83b497ff5a336162b7b58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c22883ef5e923358f7661437e366c233.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次
填空题-单空题
|
较易
(0.85)
名校
【推荐3】已知集合
,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa2814c6128c8743179d59ae6bc0a03e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
您最近一年使用:0次