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Determine whether each of the functions below is onto, and/or one-to-one for f: Z rightarrow Z, prove your answers. (a) f(x) = 5x -3 (b)

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Determine whether each of the functions below is onto, and/or one-to-one for f: Z rightarrow Z, prove your answers. (a) f(x) = 5x -3 (b) f(x) = 2x^3 (c) f(x) = (2x -2)^2 (d) f(x) = Squareroot x/6

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