tentukan invers dari 3x - 5 / 5x + 3

f(x) = (3x - 5) / (5x + 3)
y = (3x - 5) / (5x + 3)
y(5x + 3) = 3x - 5
5xy + 3y = 3x - 5
3x - 5xy = 3y + 5
x(3 - 5y) = 3y + 5
x = (3y + 5) / (3 - 5y)

f`¹(x) = (3x + 5) / (3 - 5x)

semoga berguna +_+