f(x+2) = (x-6)/(x). f⁻¹ {(x-6)/(x)} = x+ 2 y = x-6/x xy =x – 6 xy- x = -6 x(y-1) = - 6 x = -6/(y-1). f⁻¹(y) = -6/(y-1) +2 f⁻¹(x) = {-6 + 2(x-1)}/(x-1) f⁻¹(x) = ( -6 +2x - 2)/ (x-1) f⁻¹(x) = (2x -8)/(x-1)
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y = x + 2
x = y - 2
f(y) = (y-2 - 6)/(y-2)
f(x) = (x - 8)/(x-2)
f⁻¹(x) = (-2x + 8)/(-x + 1)= (2x -8)/(x -1)
atau
f(x+2) = (x-6)/(x).
f⁻¹ {(x-6)/(x)} = x+ 2
y = x-6/x
xy =x – 6
xy- x = -6
x(y-1) = - 6
x = -6/(y-1).
f⁻¹(y) = -6/(y-1) +2
f⁻¹(x) = {-6 + 2(x-1)}/(x-1)
f⁻¹(x) = ( -6 +2x - 2)/ (x-1)
f⁻¹(x) = (2x -8)/(x-1)