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ConceptInverse of a Function

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#### Question

Let f : N→N be a function defined as f(x)=9x^{2}+6x−5. Show that f : N→S, where S is the range of f, is invertible. Find the inverse of f and hence find f^{−1}(43) and f^{−1}(163).

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Solution for question: Let f : N→N be a function defined as f(x)=9x2+6x−5. Show that f : N→S, where S is the range of f, is invertible. Find the inverse of f and hence find f−1(43) and f−1(163). concept: Inverse of a Function. For the courses CBSE (Arts), CBSE (Commerce), CBSE (Science)