Practice!

Sample Problem

Find the average rate of change between the ordered pairs  (Enter the improper fraction if necessary)

(2,18), (6,26) 

(-1,14), (3,10) 

(3,12), (5,18) 

Solution

Slope1= = 2

Slope2= = -1

Slope3= = 3

Average rate of change = (Slope1+Slope2+Slope3)/3 = (2-1+3) / 3 = 4/3