设全集A={1,2,3,4,5,6,7,8,9},Cu(A∪B),A∩(CuB)={2,4},求集合B
设全集U={1,2,3,4,5,6,7,8,9},Cu(A∪B)={1,3},A∩(CuB)={2,4},求集合B.
已知全集U={1,2,3,4,5,6,7,8},A={3,4,5},B={4,7,8}.求CuA,CuB,Cu∩CuB,
高一数学:设全集U={1,2,3,4,5,6,7,8,9},Cu(A∪B)={1,3},A∩(CuB)={2,4}.求集
已知全集U={1,2,…,9,10},A={1,3,5},B={2,4,6,8},求CuA,CuB,A∩CuB,A∪Cu
已知全集U,集合A={1,3,5,7,9},CUA={2,4,6,8},CUB={1,4,6,8,9},求集合B.
已知集合A={1,3,x},B=(1,x^2),设全集为U,若B∪(Cub)=A,求Cub
设全集U=R,集合A={x|0≤x<3},B={x|-1<x≤2}.求Cu(AUB),CuA CUB
设全集U={x∈N+ 丨x≤8}若A∩(CuB)={1.8},( CuA)U(CuB)={4,7}求集合A,B.
已知集合A={X|-2≤X≤4},集合B={X|-3≤X≤3},全集U=R.求Cu(A∩B),CuA∩CuB,Cu(Au
设全集U={1,2,3,4,5,6,7,8,9},集合A∩B={2},CuA∩CuB={1,9},CuA∩B={4,6,
u=(x|1≤x≤9,x∈N*),Cu(A∪B)=(1,3),A∩(CuB)=(2,4),求集合B
已知全集U,集合A={1,3,5,7},CuA={2,4,6},CuB={1,4.6},求集合B