题目内容
集合P={x」x2-16<0},Q={x」x=2n,nZ},则PQ=
(A).{-2,2} (B).{-2,2,-4,4} (C).{2,0,2} (D).{-2,2,0,-4,4}
C
集合P={x」x2-16<0},Q={x」x=2n,nZ},则P∩Q=
A.{-2,2}
B.{-2,2,-4,4}
C.{-2,0,2}
D.{-2,2,0,-4,4}
A.{-2,2} B.{-2,2,-4,4} C.{2,0,2} D.{-2,2,0,-4,4}