[itex] f(x) \ = \ \dfrac{1 - \sqrt{x}}{1 + \sqrt{x}}[/itex](adsbygoogle = window.adsbygoogle || []).push({});

[itex]Edit: \ \ I \ sent \ a \ PM \ to \ a \ mentor.[/itex]

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# Challenge question to the community - - Determine the inverse function of

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