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数学
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已知全集U=A∪B={x∈N|0≤x≤10},A∩(∁
U
B)={1,3,5,7},求集合B.
人气:436 ℃ 时间:2019-10-17 02:09:08
解答
U=A∪B={x∈N|0≤x≤10}
={0,1,2,3,4,5,6,7,8,9,10},
{1,3,5,7}⊆A,而B中不包含{1,3,5,7},
用Venn图表示如图
∴B={0,2,4,6,8,9,10}.
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