已知集合
,集合
,求下列集合.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f4e14e4686483db9906f740d1d15d07.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0ac12c67d0d387ab6f01ca7f543839b6.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d5d4621996282c096cde2a711d1bca8.png)
更新时间:2022-11-06 20:20:47
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解答题-问答题
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容易
(0.94)
名校
【推荐1】已知全集
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(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9682ecfd0d8b9b413e2b5b4b1e7d5f79.png)
(2)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b52b4f24969673c863b5aff4fb6751ce.png)
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(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9682ecfd0d8b9b413e2b5b4b1e7d5f79.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b5800385ea66ab5b4907c34c4fa14f1.png)
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解答题-问答题
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【推荐1】已知U={x∈R|1<x≤7},A={x∈R|2≤x<5},B={x∈R|3≤x≤7}.求:
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2346db5ec463dedc7700f629c9c0f16c.png)
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解答题-作图题
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解题方法
【推荐1】已知二次函数
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df724a75e32657ea0240e84fe398dea0.png)
(1)画出函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19dc41206c29165d99c7327afc474bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f935d51ed31afe07bceb71e4468bbf81.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd1a01ee54c725d1c21784bf937107a7.png)
(2)求不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/740406ae31d3bf467ca08953df85d6ed.png)
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