Respuesta :

Answer:

f(x) = ax³

f(-4) = (-4)³a = 32

-64a = 32

a = -1/2

f(x) = (-1/2)x³

Step-by-step explanation:

f(x)=ax³

let x = -4

f(-4)=(-4)³.a=32

a=32/64=1/2

a=1/2 so

f(x)=(1/2)x³