Question: Question 3 (Module Outcome #3): Consider the function f i N 4 N by f(x)=2x+1. (a) Prove or disprove: fis onto. (b) Prove or disprove:

Question 3 (Module Outcome #3): Consider the function f i N

Question 3 (Module Outcome #3): Consider the function f i N 4 N by f(x)=2x+1. (a) Prove or disprove: fis onto. (b) Prove or disprove: f is one-to-one

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