Question

Consider the function below.

x -1 0 1 2
f(x) -2 3 8 13

Which of the following functions could be the inverse of function f?


x -2 3 8 13
q(x) -1 0 1 2


x -2 -3 -8 -13
r(x) 1 0 -1 -2


x -1 0 1 2
p(x) 2 -3 -8 -13


x 1 0 -1 -2
s(x) -2 3 8 13

Answer 1

Answer: The person that answered at the top is correct!! The picture below is just proof that he/she is right!! :)

Answer 2

An inverse function reverses (x, f(x)) to make it (f(x), x).

The 1st selection does that.