名校
1 . 已知集合
,
,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4176297d6beba1cb0eef440b07ab952.png)
(1)求
,
(2)若
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e733cca95129048d7224e66691084eea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d89e921275401cb281f1e9c05ff0230e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4176297d6beba1cb0eef440b07ab952.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22882310035db6d3d953e060b0c91733.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
您最近一年使用:0次
2019-06-03更新
|
1970次组卷
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3卷引用:甘肃省张掖市临泽县第一中学2019-2020学年高一上学期9月月考数学试题
甘肃省张掖市临泽县第一中学2019-2020学年高一上学期9月月考数学试题【校级联考】吉林省长春市九台区师范高中、实验高中2018-2019学年高二第二学期期中考试数学(文)试题(已下线)1.3.1 并集和交集(课时作业)-2020-2021学年上学期高一数学同步精品课堂(新教材人教版必修第一册)
解题方法
2 . 设全集
,
,
,求
(1)
;
(2)
;
(3)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afea7595bffc77585b66a16337ffba93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67648236d6b113e35e53d410e1efb1d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3209262d162ac1d492185ee542b01d20.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c093cbde3d3472d1f7f2b0dff2bc4881.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5db265773aaa855915ed0b8d3f66a70a.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b109e426e848c161a79366657ca264dc.png)
您最近一年使用:0次
2017-02-16更新
|
668次组卷
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2卷引用:2016-2017学年甘肃高台县一中高一12月月考数学试卷