已知U={1,2,3,4,5,6,7,8},A∩(CuB)={1,8},(CuA)∩B={2,6},(CuA)∩(CuB
设U={1,2,3,4,5,6,7,8},A={3,4,5},B={4,7,8},求CuA,CuB,(CuA)∩(CuB
已知U={1,2,3,4,5,6,7,8},A∩(CuB)={1,8},(CuA)∩B={2,6},(CuA)∩(CuB
全集U={1,2,3,4,5,6,7,8},已知CuA∪CuB={1,2,3,5,6,7,8,},CuA∩CuB={3,
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,
已知U={1,2,3,4,5,6,7,8} A∩B={2})B∩ (CuA)={1,9} (CuA)∩(CuB)={4,
⒈ 已知U={X|1≤X≤8 X∈2} A∩(CuB)={1,8} CuA∩B={2,6} CuA∩(CuB)={4,7
已知U={x是小于20的正质数},A∩CuB={3,5},B∩(CuA)={7,19},(CuA)∩(CuB)={2,1
已知全集u={x|x≤8,x∈N+},A∩CuB={2,8},CuA∩B={3,7},CuA∩CuB={1,5,6},求
已知全集U={1,2,3,4,5},A∩CUB={1,2},B∩CUA={4},(CUA)∩(CUB)={5}试写出满足
已知全集U=﹛1,2,3,4,5,6,7,8,9﹜,且A∩B=﹛2﹜,(CuA)∩B=﹛1,9﹜,(CuA)∩(CuB)
设全集U={x∈N+|x≤8},若A∩(CuB)={2,8},(CuA)∪(CuB)={1,2,3,4,5,6,7,8}
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