已知全集U={1,2,3,4,5,6,7,8,9,10},集合A={2,3,5,9},集合B={4,5,6,7,9},则
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.
一道集合题.已知全集U={1,2,3,4,5,6,7,8,9},A,B都是全集U的子集,且B∩CuA={1,9},A∩B
已知全集U={1,2,3,4,5,6,7,8,9,10},集合A={2,3,5,9},集合B={4,5,6,7,9},则
已知全集U={1,2,3,4,5,6,7,8,9},A并B在全集U中的补集={1,3},A交B的补集={2,4}.求集合
已知全集U,集合A={1,3,5,7,9},CuA={4,6},CuB={1,4,7},求集合B
1.\x05已知全集U,集合A={1,3,5,7,9},CUA=﹛2,4,6,8,9﹜,则集合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
已知全集u ={1,2,3,4,5,6,7,8},集合A、B都是U的子集,当A交(CuB)={1,2,3},
设集合A={4,5,6,7,9} B={3,4,7,8,9},全集U等于集合A并B,则集合Cu(A交B)中的元素共有几个
已知全集U={1,2,3,4,5,6,7,8,9},∁U(A∪B)={1,3},A∩{∁UB}={2,4},求集合B.
已知集合A,B是全集,U={1,2,3,4,45,6,7,8,9}的子集,A∩B={2},``````
已知全集U={1,2,3,4.5.6,7,8},A={3,4,5},B={1,3,6},则集合{2,7,8}是