Answer:
1) 10
Step-by-step explanation:
The equation for average rate of change is [f(x2) - f(x1)]/x2 - x1
f(4) = 32
f(1) = 2
x2 = 4
x1 = 1
Substitute to get 32-2/4-1, or 30/3, which is equal to 10