设集合A=x|12<x<2B=x|x2<1，则A∪B=（）_刷题宝

题干

设集合A=x|

1

2

<x<2B=x|x2<1，则A∪B=（）

A： $\{x | 1 < x < 2\}$

B： $\{x | - 1 < x < 2\}$

C： $\{x | \frac{1}{2} < x < 1\}$

D： $\{x | - 1 < x < 1\}$

上一题下一题 0.0难度选择题更新时间:2018-10-20 10:21:10

答案(点此获取答案解析）

B

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