设A={3,5,6,8},B={4,5,7,8},求A交B
设全集U={x|x≤8,且x属于N},A={3,4,5},B={4,7,8},求:(1)CuA交B;(2)Cu(A交B)
设A={4,5,6,8}、B={3、5、7、8},求A∪B
设A={3,5,6,8} B={4,5,7,8} 求AUB,A∩B
设全集U={X∈正整数|X≤8},若A交B的补集={2,8},A的补集并B的补集={1,2,3,4,5,6,7,8,}求
集合 课后习题设 U=A并B={0,1,2,3,4,5,6,7,8,9,10} A交(B的补集)={1,3,5,7} 求
设集合A={-4,2a-1,a方}B={9,a-5,1-a}若A交B=9求a
设集合A={a平方,2a-1,4} B={ a-5,1-a,9}已知A交B={9}求a的值
设全集s={x小于等于8},若a交b的补集={2,8},a的补集并b的补集={1,2,3,5,6,7,8},求集合a
一道数学基础题设A=(x,y) | y=-4x+6,B=(x,y) | y=5x-3 ,求A交B
A交B为空集设A=|x|-5
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
设A={3,5,6,8},B={4,5,7,8},求AnB,AUB