Both can be right because if the function goes up, turns and goes down, between x = -2 and x = 2, it can happen that f(-2) = f(2) and then the average rate of change is [f(2) - f(-2)] / [2-(-2)] which is 0/4 = 0.
Answer:
Step-by-step explanation:
(1860-11)=1849
√(1849) = 43
(A quick trial)
Answer:
30
Step-by-step explanation:
25 times 1.2= 30