题目内容
全集U={-3,-2,-1,0,1,2,3,4,5,6},集合A={-1,0,1,2,3},B={-2,3,4,5,6},则CU(A∪B)=( )
| A.{-3} | B.{-3,-2} |
| C.{-3,-2,-1,0,1,2,4,5,6} | D.{3} |
∵U={-3,-2,-1,0,1,2,3,4,5,6},集合A={-1,0,1,2,3},B={-2,3,4,5,6},
∴A∪B={-2,-1,0,1,2,3,4,5,6}
∴CU(A∪B)={-3},
故选A.
∴A∪B={-2,-1,0,1,2,3,4,5,6}
∴CU(A∪B)={-3},
故选A.
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