题目内容
试题答案
B
设U={0,1,2,3,4},A={0,1,2,3},B={2,3,4},则(A)(B)=( )
(A){0} (B){0,1} (C){0,1,4} (D){0,1,2,3,4}
设U={0,1,2,3,4},A={0,1,2,3},B={2,3,4},则(A)(B)=( )(A){0} (B){0,1} (C){0,1,4} (D){0,1,2,3,4}