Average Rate of Change (Standard 1.3)

What is the average rate of change between x = 2 and x = 6 on the function:

f(x) = 3x² - 5x +2 ?

Answer explanation

19

Between t = 0 and t = 5 seconds, what is the average rate of change of the object that follows the function rounded to the nearest tenth.

h(t) = -4.9t² + 14t + 78 ?

Answer explanation

10.5

The table shows the number of car sales in a lot over 6 years. What was the average rate of change from year 3 to year 5? What does this rate mean?

Answer explanation

-17 This rate means that the average number of cars sold went down 17 cars per year over those 2 years.

What is the average rate of change of the graph of the function from x = -1 to x = 1 ?

Answer explanation

2