真题
1 . 已知集合
,
,则
=
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd28e108f36d71e1730f4cfad34156a1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1260e2596a5d448e36f50efee490abd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1957c6656aeb91ab0733a92ce4f93b2.png)
A.{x|-1<x<1} | B.{x |x>1} | C.{x|-1≤x<1} | D.{x |x≥-1} |
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2016-12-03更新
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2卷引用:2014-2015学年云南省蒙自市蒙自一中高二上学期期末考试数学试卷