集合A={0，|x|}，B={1，0，﹣1}，若A⊆B，则A∩B=_1，A∪B=_2，∁BA=_3．_刷题宝

题干

集合A={0，|x|}，B={1，0，﹣1}，若A⊆B，则A∩B=____，A∪B=____，∁_BA=____．

上一题下一题 0.0难度选择题更新时间:2018-11-29 07:06:32

答案(点此获取答案解析）

{0，1},{﹣1，0，1},{﹣1}

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