Jika f(x)=akar x dan g(x)=x2+1, mala (gofof) (x) =...
Matematika
N4B
Pertanyaan
Jika f(x)=akar x dan g(x)=x2+1, mala (gofof) (x) =...
1 Jawaban
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1. Jawaban SadonoSukirno
fof(x) = f(f(x)) = √(√x))
fof(x) = ⁴√x
gofof(x) = g(f(f(x))) = (⁴√x)² + 1
= √x + 1