设全集U={大于-1且不大于10的整数},A={0,1,3},B{2,4,5,9},求
问题描述:
设全集U={大于-1且不大于10的整数},A={0,1,3},B{2,4,5,9},求
(1)A∪B
(2)CuA ∩CuB及Cu(A∪B)
答
全集U={大于-1且不大于10的整数}={0,1,2,3,4,5,6,7,8,9,10}A={0,1,3},B{2,4,5,9},(1)A∪B={0,1,2,3,4,5,9}(2)CuA ={2,4,5,6,7,8,9,10,} ,CuB={0,1,3,6,7,8,10}CuA ∩CuB={6,7,8,10}Cu(A∪B)={6,7,8,10}...