Tolong jawab ya kakak" #tolong dijawab

Tolong jawab ya kakak

Tolong jawab ya kakak” #tolong dijawab

$f(x) = frac{2x - 4}{4x + 6} \ y = frac{2x - 4}{4x + 6} \ y(4x + 6) = 2x - 4 \ 4xy + 6y = 2x - 4 \ 4xy - 2x = - 6y - 4 \ 4xy - 2x = - (6y + 4) \ - (4xy - 2x) = 6y + 4 \ 2x - 4xy = 6y + 4 \ x(2 - 4y) = 6y + 4 \ x = frac{6y + 4}{2 - 4y} \ {f}^{ - 1} (x) = frac{6x + 4}{2 - 4x}$