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The functon f: N->N (N is the set of Natural Number), defined byf(x)=2x+3 is: Surjective injective not surjective none of these

The functon f: N->N (N is the set of Natural Number), defined byf(x)=2x+3 is:



  1. Surjective

  2. injective

  3. not surjective

  4. none of these

Grade:12th pass

2 Answers

shiddhant bhattacharya
25 Points
11 years ago

injective

Manthan Sharma
22 Points
11 years ago

i want whole solution

and @shiddhant bhattacharya book has given answer as (c) not surjective

and i also want to know the diff. b/w injective and not surjective 

 

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