Question

So i'm not sure about this question

Answer 1

The average rate of change of a function, f(x), over a closed interval [a, b] is given by
\[\large \frac{f(b)-f(a)}{b-a}\]
Now you just need to plug in the values from the table.

Answer 2

@kropot72 ok i got some of that.. would it be C?

Answer 3

Plugging in the values we get:
\[\frac{9-64}{4-1}=-\frac{55}{3}\]

Answer 4

@kropot72 so that is correct?

Answer 5

Yes.

Answer 6

@kropot72 okay thank you so much (:

Answer 7

You're welcome :)