解题方法
1 . 已知集合
,集合
,则集合
( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/de7f190b6bc4f6339fba7d52e694012c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/495ef33836358b6c363ff5d149333957.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95e60375f97ff7854f4d3a8b1108d2e3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2022-05-11更新
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6卷引用:新疆博乐市高级中学2021-2022学年高三下学期文科数学试题
12-13高三·湖北荆门·阶段练习
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2 . 已知
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b4a97829bac4d01ceaf167197819dd7.png)
(1)若
,求![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
,求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19d7e4bb262ab5fd5d42cadadb2c7db8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b4a97829bac4d01ceaf167197819dd7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8fdbfa7a63fdf5717d40c8c9a73ec160.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af59c990d974f0c3e2954024833ce6a6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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2019-01-10更新
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6卷引用:新疆双河市第五师高级中学2019-2020学年第二学期高一入学数学试题