已知集合
,
,全集
,求:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92152296e12bbcba770ccb54486af2a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b602d276b30c6cfaf78686e515b11950.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a64dc61989ca50b9ee19d835c4ed268.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3723365e0f77b2746bad84ae47dcaaeb.png)
更新时间:2022-02-17 23:11:08
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解题方法
【推荐1】若集合
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(1)当
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(2)若
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【推荐3】已知集合
,集合
,
(1)当
时,求集合
;
(2)若
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的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d07d47cf1658f524d65d693cca1e634.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aacdddc94bfc7fcc3e7b5c5be1a0962.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/451b1923f70f26e57c557ffe606f7016.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eceac03b1f703d7666d91f1fc952cfad.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b05d2be27e8f53e4de3071846dffb41.png)
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名校
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【推荐1】已知集合
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(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0086b054ef120408acac806a1b1318.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
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【推荐2】已知集合A={x|1≤x<4},B={x|x﹣a<0},
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【推荐1】已知全集
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![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/0c69867bc5984558b664da6f48b83853.png)
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![](https://img.xkw.com/dksih/QBM/2016/11/24/1573170643705856/1573170649899008/STEM/d5e08100150a4b659c2164293cf5ff9d.png)
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解题方法
【推荐2】已知集合
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1be8f5517d1d676ac60ad21c0fe0f19e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e16522a76c109d1f2dfd2bb640e814fd.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39900a2d790732077ffb571427a134fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49c6009ab1bad0e053bc7e11b868cac6.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2ad78dc8b8aed907b4fe9640c997454.png)
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【推荐1】设
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(1)当
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1010846eeec6c9da29640f5aa3f8738.png)
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【推荐2】已知不等式
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