diketahui f(x) = 3x-1/2+4x. Invers fungsi f adalah

Kelas 10 Matematika
Bab Fungsi Komposisi

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

f(x) = (3x - 1)/(4x + 2)
f⁻¹ (x) = (-2x - 1/(4x - 3)
f⁻¹ (x) = (2x + 1)/(3 - 4x)