问题
选择题
已知集合M={1,2,3},N={0,1,2},则M∩N等于( )
A.{0,1,2,3}
B.{0,1}
C.{1,2}
D.∅
答案
∵集合M={1,2,3},
N={0,1,2},
∴M∩N={1,2}
故选C
已知集合M={1,2,3},N={0,1,2},则M∩N等于( )
A.{0,1,2,3}
B.{0,1}
C.{1,2}
D.∅
∵集合M={1,2,3},
N={0,1,2},
∴M∩N={1,2}
故选C