已知全集I={小于10的正整数},其子集A,B满足CIA∩CIB={1,9},A∩B={2},CIA∩B={4,6,8}
已知全集I={小于10的正整数},其子集A,B满足CIA∩CIB={1,9},A∩B={2},CIA∩B={4,6,8}
全集I={1,2,3,…,9},(CIA)∪(CIB)={2,3,4,6,7,8},(CIA)∩B={3,7},(CIA
已知全集L={1.2.3.4.5.6.7.8.9},A∩B={2},CiA∩CiB={9},CiA∩B={4.6.8},
设全集I={不大于10的正整数}A={1,3,4,6,9}B={4,6,7,8,10}求:CIA,A并集B,CIB,A交
设全集I={1,2,3,4,5},A∩CIB={1,2},则集合CIA∩B的个数为
已知集合I=[1,2,3,4,5,6],(CIA)∩B=[1,6],A∩(CIB)=[2,3],A∩B=?
已知全集U={小于10的正自然数},其子集A,B满足A∩B={2},CuA∩B={4,6,8},CuA∩CuB={1,9
设全集I=R,集合A={y|y=x^2-2},B={x|y=log2(3-x)},则CiA∩B
已知集合AB时集合I={x属于N}的子集A并B={0,1,2,4,5,6,7},(CIA}交B={0,5,7}A交(CI
设全集U是由不超过9的正整数组成的集合,集合A,B是其两个子集,且满足A∩B={2},CUA∩CUB={4,6,8},求
集合的基本运算,设全集U是由不超过9的正整数组成的集合,集合A,B是其两个子集,且满足A∩B={2},补集A∩补集B={
已知全集U={1,2,3,4,5,6,7,8,9},A、B是U的子集,同时满足A∩B={2},(CuA)∩B={1,9}