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{0,1,2,3,4} {2,4,6} {2,4} {0,1,2,3,4,6}
={1,2,3}, ={2,4},则如图阴影部分表示的集合为( ) A.{0,2}B.{0,1,3} {1,3,4} {2,3,4}
={1,2,3}, ={2,4},则
( ) A.{1,2,4}B.{2,3,4} {0,2,4} {0,2,3,4}
={1,2,3}, ={2,4},则(∁U.A.)∪B为( ) A.{1,2,4}B.{2,3,4} {0,2,3,4} {0,2,4}
={0,1,2,3}, ={0,2,4},那么A.∩(∁U.B.)等于( ) A.{1}B.{0,1} {1,3} {0,1,2,3}
={0,2},则集合A.的真子集共有( ) A.5个 6个 7个 8个
{0,1,2,3} {0,2} {2,3,4} {4}
={0,1,2,3}, ={1,2,4},则集合A
B= ( ) A.{0,1,2,3,4}B.{1,2,3,4} {1,2} {0}
{0,1,2,3,4} {2,4,6} {2,4} {0,1,2,3,4,6}
={1,2,3}, ={2,4},则 U.A.∪B.为( ) A.{1,2,4}B.{2,3,4}C.{0,2,4} {0,2,3,4}
{﹣1,0} {0,1} {﹣2,﹣1,0,1} {0,1,2}
={3,a2},集合 ={0,b,1-a},且A.∩B.={1},则A.∪B.=( ) A.{0,1,3}B.{1,2,4} {0,1,2,3} {0,1,2,3,4}
={0,1,2,3},B={1,2,4},则集合A.∪ = A.{0,1,2,3,4} B.{1,2,3,4} {1,2} {0}
{0,1,2,3,4} {1,2,3,4} {1,2} {0}
={1,2,3}, ={2,4},则(∁U.A.)∪B为( ) A.{1,2,4} B.{2,3,4} {0,2,4} {0,2,3,4}
)∪B为( ) A.{0,1,2,4} {0,1,3,4} {2,4} {4}