Let be defined by

MATHEMATICS · Single correct · CBSE · Mathematics · Relations and Functions · Relations and Functions

Problem

Let f:N→Nf:\mathbb{N}\to\mathbb{N} be defined by f(x)=x2+x+1f(x)=x^2+x+1, where x∈Nx\in\mathbb{N}. Then ff is (1) One-one onto (2) Many-one onto (3) One-one but not onto (4) None of these

Related theory

Browse the problem library