已知集合M={0,1,2},N={x|x=a2,a∈M},则集合M∩N=( )A.{0}B.{0,1}C.{1,2}D.{0,2}
题型:单选题难度:一般来源:广东三模
已知集合M={0,1,2},N={x|x=a2,a∈M},则集合M∩N=( )A.{0} | B.{0,1} | C.{1,2} | D.{0,2} |
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答案
∵M={0,1,2},N={x|x=a2,a∈M}, ∴N={0,1,4},∴M∩N={0,1}, 故选B. |
举一反三
若A={x|0<x<},B={x|1≤x≤2},则A∪B=( )A.{x|x<} | B.{x|x≥1} | C.{x|1≤x≤} | D.{x|0<x<2} |
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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} |
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如果全集U={1,2,3,4,5,6,7,8},A={2,5,8},B={1,3,5,7},那么(CUA)∩B等于 ______. |
已知集合A={2,log3a},B={a,b},若A∩B={1},则A∪B=______. |
已知集合M={1,2,3,4,5},N={2,4,6,8,10},则M∩N=______. |
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