Answer :
Answer:
[tex]f^{-1} (x) =[/tex] 3x - 6
Step-by-step explanation:
f(x)= 1/3x + 2
y= 1/3x + 2
re arrange to make it in terms of y
3y = x + 6 (I multiplied across by 3)
-x = 6 - 3y
x = 3y - 6
change the x's to y's and vice versa
y = 3x - 6
notation
[tex]f^{-1} (x) =[/tex] 3x - 6
