问题
选择题
设集合U={-2,-1,0,1,2},A={-1,2},B={-2,2},则(CUA)∪B等于[ ]
A.{-2,0,1}
B.{-2,0,2}
C.{-1,0,1,2}
D.{-2,0,1,2}
答案
答案:D
设集合U={-2,-1,0,1,2},A={-1,2},B={-2,2},则(CUA)∪B等于[ ]
A.{-2,0,1}
B.{-2,0,2}
C.{-1,0,1,2}
D.{-2,0,1,2}
答案:D