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NDA 2014
Exam
NDA
Year
2014
Subject
Mathematics
Chapter
Functions

NDA 2014 · Mathematics · Functions

The function f: N arrow N, N being the set of natural numbers,...

The function f:N→N,Nf: \mathrm{N} \rightarrow \mathrm{N}, \mathrm{N} being the set of natural numbers, defined by f(x)=2x+3f(x)=2 x+3 is

Options

  1. Ainjective and surjective
  2. Binjective but not surjective
  3. Cnot injective but surjective
  4. Dneither injective nor surjective

Correct answer

B. injective but not surjective

Step-by-step solution

The correct answer is option(B)
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