tentukan invers untuk setiap fungsi

- Fungsi Invers -

Diketahui :
f(x) = (6x-1) / (5x+2)

maka fungsi invers :
y = (6x-1) / (5x+2)
y(5x+2) = 6x-1
5xy+2y = 6x-1
5xy-6x = -2y-1
x(5y-6) = -2y-1
x = (-2y-1) / (5y-6)
f-¹(x) = (-2x-1) / (5x-6)

semoga membantu
-vin