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If... $f^{- 1} (\frac{x + 1}{x}) = x^{3}$ $f^-1 ((x + 1)/x) =x^3$ Find $f^{- 1} (2) + f (8)$ $f^-1 (2) + f(8)$ ...?

1 Answer

Nov 22, 2017

$f^{- 1} (2) + f (8) = \frac{5}{2}$ $f^-1(2)+f(8)=5/2$

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