问题
选择题
已知集合U={0,2,4,6,8,10},A={2,4,6},则∁UA=( )
A.{2,4,6}
B.{0,8,10}
C.{6,8,10}
D.{8,10}
答案
∵U={0,2,4,6,8,10},A={2,4,6},
∴∁UA={0,8,10}.
故选B.
已知集合U={0,2,4,6,8,10},A={2,4,6},则∁UA=( )
A.{2,4,6}
B.{0,8,10}
C.{6,8,10}
D.{8,10}
∵U={0,2,4,6,8,10},A={2,4,6},
∴∁UA={0,8,10}.
故选B.