Question

If someone could explain what i plug into f??

Answer 1

You are correct with part i with what you did so far, but you need to finish it.
What is function f?

i.

`(f(9) - f(2))/(9 - 2)`

ii.

`(f(1) - f(0))/(1 - 0)`

iii.

`(f(9) - f(-7))/(9 - (-7))`