f(x)=2x-12 dan g(x)=x-10 maka bentuk aljabar (fog)(x) adalah

(fog)(x)=f{g(x)}
=f(x-10)
=2(x-10)-12
=2x-32

Bab Fungsi
Matematika SMA Kelas XI

(fog) (x) = f(g(x))
(fog) (x) = f(x - 10)
(fog) (x) = 2 (x - 10) - 12
(fog) (x) = 2x - 20 - 12
(fog) (x) = 2x - 32