F(x+2) = x+4/x-2 invers......

jawab
fungsi invers

f(x +2)=  (x + 4)/( x- 2)
f(x) =  (x -2 + 4)/(x - 2 - 2)
f(x)= (x + 2)/(x)

y = (x + 2)/x
xy = x + 2
x y - x = 2
x(y -1)= 2
x= 2/(y-1)
f⁻¹(x) = 2/ (x - 1)