Mathematics, 30.11.2021 23:10 limelight11

12. Determine whether each of these functions from Z to Z is one-to-one. a) fen) = n - 1 c) fen) = n3 b) fen) = n 2 + 1 d) fen) = rn/21 13. Which functions in Exercise 12 are onto?

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12. Determine whether each of these functions from Z to Z is one-to-one. a) fen) = n - 1 c) fen) = n...