F(x)= 5 -1/3x,f-1(x)= By Admin ReiPosted on October 29, 2022 F(x)= 5 -1/3x,f-1(x)= F(x) = 5 – ⅓xy = 5 – ⅓x⅓x = 5 – yx = 15 – 3yf-1(x) = 15 – 3x