已知
,
,
,求
和
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbefb4190e6d31cf43ce5258ebf325c3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a7176f1fb7308671157d704e087602.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4968b12fd18e9108bff5b6d0de6744e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ebad66f709a7e188209b203913707195.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2de8a853f7c846f330679b98fbb40116.png)
20-21高一·江苏·课后作业 查看更多[3]
更新时间:2021-10-30 21:10:58
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相似题推荐
解答题-问答题
|
容易
(0.94)
【推荐1】设全集为R,集合
,
.求:
(1)
;
(2)
.
(3)若集合
且满足
,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7c212a38e9418b270789427e9e9d70e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48df90426995ac031c27bf8b9199e3cf.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc881d5a6f5c8fad4acccc60e89ff445.png)
(3)若集合
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7353981c4ffd5b1bff0964f5d823173.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/521c8f3f084af427ec1c464f8b6bed86.png)
您最近一年使用:0次
解答题-问答题
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容易
(0.94)
解题方法
【推荐2】已知全集为R,集合
,
.
(1)求
;
(2)求
;
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bfba407a6d4095917dae94f8368cfb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/98a90b7251dd6a44c0d8046938e4d6f8.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(3)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3cbf05bacdf2f09a470155a9cd21a02a.png)
您最近一年使用:0次
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
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b78961cebfdc933f8b35eddc463b2fbb.png)
(1)当
时,求
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01bb69a70c6fbc37c85aadce85ba17e1.png)
(2)若“
”是“
”成立的充分不必要条件,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/476ebe323785ddecdb274e570db45bc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b78961cebfdc933f8b35eddc463b2fbb.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01bb69a70c6fbc37c85aadce85ba17e1.png)
(2)若“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ed006b944ea64f970fee46e2f558467.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e23af61cd402b3789af2401bde9cbefe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
您最近一年使用:0次
解答题-问答题
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容易
(0.94)
名校
解题方法
【推荐2】设集合
,
;
(1)当
时,求
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/82c4aa84374a43096db580ae91996b13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e148bfb5d5d13ece18041854146c8d9f.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa4c355f11471a38f5583a434a1ddeb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/caf22d7d1a965bda25168a233fb6290c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次