Respuesta :

Answer:

Lim (f(9+h)-f(9))/h as h->0 = 2916

Step-by-step explanation:

f(x)=x⁴

f'(x)

= Lim (f(9+h)-f(9))/h as h->0

= 4x³

At x = 9, f'(x) = f'(9) = 4*9³ =4*729 = 2916