设集合U={0,1,2,3,4},A={1,2,3},B={2,0},则A∩(CUB)=[ ]A.{2}B.{2,3}C.{1,3}D.{3}
题型:单选题难度:简单来源:甘肃省月考题
设集合U={0,1,2,3,4},A={1,2,3},B={2,0},则A∩(CUB)= |
[ ] |
A.{2} B.{2,3} C.{1,3} D.{3} |
答案
C |
举一反三
设集合U={0,1,2,3,4},A={1,2,3},B={2,0},则A∩(CUB)= |
[ ] |
A.{2} B.{2,3} C.{1,3} D.{3} |
已知集合M={x∈Z|﹣1≤x≤1},N={x|x2=x},则M∩N= |
[ ] |
A.{1} B.{﹣1,1} C.{0,1} D.{﹣1,0,1} |
设全集U={1,2,3,4,5},集合A={1,3,5},B={2,3},则(CUA)∪B= |
[ ] |
A.{2} B.{2,3} C.{2,4} D.{2,3,4} |
设集合A={x|﹣1≤x<3},B={x|2x﹣4≥x﹣2},C={x|x≥a﹣1}. (1)求A∪B; (2)求A∩(CRB); (3)若B∪C=C,求实数a的取值范围. |
已知全集U={1,2,3,4},集合P={2,3,4},Q={1,2},则( CUP)∩Q= |
[ ] |
A. B.{1} C.{2} D.{1,2} |
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