jika f(x)=xkuadrat+1 dan (g.f)(x)=x/4 maka g(x)

f(x)= x kuadrat + 1
(gf)(x) = x/4
g(x). f(x) = x/4
g(x). (xkuad+1) = x/4
g(x) = (x/4) : (x kuad +1)
g(x) = (x/4) x ( 1/ x kuad + 1)
g(x) = x/ 4xkuad + 4