Answer:
2
Explanation:
To find the average rate of change, we need the value of the function at -5
f(-5) = -6
We also need the value of the function at 3
f(3) = 10
The average rate of change is
f(3) - f(-5)
------------------
3 - -5
10 - (-6)
--------------
3+5
16/8
2