tolong bantu jawab mbak dan mas yg cantik dan ganteng

Kelas 10 Matematika
Bab Fungsi Komposisi

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

(gof) (x) = g((x - 3)/(x + 1))
(gof) (x) = 4 (x - 3)/(x + 1) + 2 . (x + 1)/(x + 1)
(gof) (x) = (4x - 12 + 2x + 2)/(x + 1)
(gof) (x) = (6x - 10)/(x + 1)
(gof)⁻¹ (x) = (-x - 10) / (x - 6)
(gof)⁻¹ (x) = (x + 10) / (6 - x)