Let, f. is a function defined as f(x),xERA,f : R â R . Determine – InterviewSolution

1.

Let, f. is a function defined as f(x),xERA,f : R â R . Determine the range off

Answer»

f(x) = x²/(x²+1)

Observe the f that x² < x² + 1

So, x²/(x²+1) < 1

As square the f is always positive and at x = 0, f is 0

So, Range = [0, 1)

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