问题
选择题
设集合U={l,2,3,4,5},A={l,2,3},B= {3,4,5},则CU(A∩B)等于[ ]
A.{1,2,3,4,5}
B.{1,2,4,5}
C.{l,2,5}
D.{3}
答案
答案:B
设集合U={l,2,3,4,5},A={l,2,3},B= {3,4,5},则CU(A∩B)等于[ ]
A.{1,2,3,4,5}
B.{1,2,4,5}
C.{l,2,5}
D.{3}
答案:B