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Mathematics 7 Online
OpenStudy (lilcurry676):

Which of the following is a one-to-one function? A. f(x) = {2;0≤x<2 3;2≤x<4 4;4≤x<6 B. {4x+1;x<-2 x-5;x≥-2 C. [[2x]] D. x^2 Please help will give a medal

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