全集U={0,1,2,3}.集合M={0,1,2},N={0,2,3}.M U CuN= ( A.{0,1,2} b.{1,2,3} C.{0,2,3} D.{0,1,2,3}

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全集U={0,1,2,3}.集合M={0,1,2},N={0,2,3}.M U CuN= ( A.{0,1,2} b.{1,2,3} C.{0,2,3} D.{0,1,2,3}

全集U={0,1,2,3}.集合M={0,1,2},N={0,2,3}.M U CuN= ( A.{0,1,2} b.{1,2,3} C.{0,2,3} D.{0,1,2,3}
全集U={0,1,2,3}.集合M={0,1,2},N={0,2,3}.M U CuN= (
A.{0,1,2} b.{1,2,3} C.{0,2,3} D.{0,1,2,3}

全集U={0,1,2,3}.集合M={0,1,2},N={0,2,3}.M U CuN= ( A.{0,1,2} b.{1,2,3} C.{0,2,3} D.{0,1,2,3}
选A
CuN={1}
M={0,1,2}
M U CuN= {0,1,2}