Answer
4
Work Step by Step
$f(x) = x^2-2x+8$
Evaluate f(x) at x= 1 and 5
$f(5) = 5^2-2(5)+8=23$
$f(1) = 1^2-2(1)+8=7$
Average Slope between these points: (f(5)-f(1))/(5-1) = (16)/4= 4
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 2 - 2.3 - Analyzing Graphs of Functions - 2.3 Exercises - Page 195: 62
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