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题目
题型:单选题难度:一般来源:不详
已知全集U=A∪B={x∈N|0≤x≤10},A∩(CUB)={1,3,5,7},则集合B=(  )
A.{0,2,4,6,8,10}B.{0,2,4,6,8,9,10}
C.{2,4,6,8,9,10}D.{2,4,6,8,10}
答案
∵全集U=A∪B={x∈N|0≤x≤10}={0,1,2,3,4,5,6,7,8,9,10},
∴(A∩(CUB))∩B=φ,(A∩(CUB))∪B=U,
故B=CU(A∩(CUB))
又∵A∩(CUB)={1,3,5,7},
∴B={0,2,4,6,8,9,10}
故选B
核心考点
试题【已知全集U=A∪B={x∈N|0≤x≤10},A∩(CUB)={1,3,5,7},则集合B=(  )A.{0,2,4,6,8,10}B.{0,2,4,6,8,9】;主要考察你对集合运算等知识点的理解。[详细]
举一反三
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已知集合A={2,log3a},B={a,b},若A∩B={1},则A∪B=______.
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若集合A={x|x>0}.B={x|x<3},则A∩B等于(  )
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题型:单选题难度:一般| 查看答案
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