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已知全集I=R,若函数f(x)=x2-3x+2,集合M={x|f(x)≤0},N={x|<0},则M∩∁IN=( )
A.[,2] B.[,2)
C.(,2] D.(,2)
已知全集I={0,1,2,3,4},集合M={1,2,3},N={0,3,4},则=( )
A. B.{3,4} C.{1,2} D. {0,4}
已知全集 I ={1,2,3,4,5,6,7}, M ={3,4,5},N={1,3,6},则集合{2,7}等于 ( )
A. B. C. D.
已知全集I={0,1,2,3},集合M={0,1,2},N={0,2,3},则M∩(CIN)=
A.{1}
B.{2,3}
C.{0,1,2}
D.
已知全集I={1,2,3,4,5,6},集合A={1,3,4,5},集合B={1,4},则A∩CIB等于
A.{1,4}
B.{2,6}
C.{3,5}
D.{2,3,5,6}