题目内容
设,则 ( )
B
解析
设集合 M = {x | x 2-x < 0},N = {x | | x | < 2},则 ( )
A.M∩N = Æ B.M∩N = M C.M∪N = M D.M∪N = R
设集合则 ( )
A.M∪N=M B.M∩N= C.M∪N=R D.M∩N=M