Question

Jika f(x)=akar x dan g(x)=x2+1, mala (gofof) (x) =...

Answer 1

Verified answer

Fof(x) = f(f(x)) = √(√x))
fof(x) = ⁴√x
gofof(x) = g(f(f(x))) = (⁴√x)² + 1
= √x + 1