f: N- N f(n) = 2n + 3 for every n belongs to N Then f is:- 1) subjective - Maths - Relations and Functions

Question

f: N->N f(n) = 2n + 3 for every n belongs to N Then f is:-
1) subjective
2) injective
3) bijective
4) none of these

Arunav Sharma · Accepted Answer

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Here is the Solution :

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f: N->N f(n) = 2n + 3 for every n belongs to N. Then f is:- 1) subjective 2) injective 3) bijective 4) none of these