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设集合A={x|-3<x<3},B={y|y=2x,1≤x≤2},则(CRA)∪...
设集合A={x|-3<x<3},B={y|y=2x,1≤x≤2},则(CRA)∪(CRB)=( )
A.[2,3)
B.(-∞,2)∪(3,+∞)
C.(-∞,2)∪[3,+∞)
D.(-∞,2)∪(4,+∞)
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