Question

Função inversa (x)=2x elevado a 3

Answer 1

$f(x) = 2x^3\\\\ y = 2x^3\\\\ x = 2y^3\\\\ y^3 = \frac{x}{2}\\\\ y = \sqrt[3]{\frac{x}{2}}\\\\\ \boxed{f^-(x) = \sqrt[3]{\frac{x}{2}}}$