题目内容
已知集合则M∩N=
A.{0,1}
B.{-1,0}
C.{-1,0,1}
D.{-2,-1,0,1,2}
已知集合M={x|(x-1)2<4,x∈R},N={-1,0,1,2,3},则M∩N=( )
A.{0,1,2} B.{-1,0,1,2} C.{-1,0,2,3} D.{0,1,2,3}
已知M,N为集合I的非空真子集,且M、N不相等,若N∩∁IM=∅,则M∪N=( )
A.M B.N C.I D.∅
已知集合M={|},N={},则M N=( )
A.Æ B.{|³1} C.{|>1} D.{| ³1或<0}
已知集合,,则MÇN=
A. Æ B. C. D.