Respuesta :

nobillionaireNobley
f(x) = x^2 + 8
g(x) = 4x + 9
(g o f)(x) = g(f(x)) = g(x^2 + 8) = 4(x^2 + 8) + 9 = 4x^2 + 32 + 9 = 4x^2 + 41