If possible find inverse of f(x) = x2/(x2 + 1). – InterviewSolution

1.

If possible find inverse of f(x) = x2/(x2 + 1).

Answer»

For existence of inverse, function must be one-one and onto.

Clearly, f(-1) = f(1) = 1/2

Hence, f is a many one function.

Therefore f^-1 does not exist.

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