Maths-
General
Easy
Question
A mapping , where N is the set of natural numbers is defined as For Then, is
- Surjective but not injective
- Injective but not surjective
- Bijective
- Neither injective nor surjective
The correct answer is: Neither injective nor surjective
Since,
is not injective.
Also, is not surjective as every element of N is not the image of any element of N
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