12. Which of the following functions is the inverse of f(x) = 3x? (1 point)
Of(x)=-3x
Of(x)=x?
Of(x) =
This function does not have an inverse.
13. Which of the following functions is the inverse of f (x) = 4x-10? (1 point)
x-10
O f (x) =
4
*+10
O f (x) =
4
4
O f(x) =
x-10
4
O f (x) =
x+10