tentukan (fog)-1(x) jika f(x)=3x-2dan g(x)=1 per 2x+3

Bab Fungsi
Matematika SMA Kelas X

(fog) (x) = f(1/(2x + 3))
(fog) (x) = 3 (1/(2x + 3)) - 2
(fog) (x) = (3 - 2 (2x + 3))/(2x + 3)
(fog) (x) = (3 - 2x - 6)/(2x + 3)
(fog) (x) = (-2x - 3)/(2x + 3)
(fog)^-1 (x) = (-3x - 3)/(2x + 2)

h (x) = (ax + b)/(cx + d)
h^-1 (x) = (-dx + b) / (cx - a)