Answer
$P(4)-P(2)=-8$
Work Step by Step
To find $P(4)$, use $t=4$ with the formula. $$P(4)=170-4(4)=170-16=154$$ To find $P(2)$, use $t=2$ with the formula. $$P(2)=170-4(2)=170-8=162$$ Therefore, $$P(4)-P(2)=154-162=-8$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 2 - Functions - Review Exercises and Problems for Chapter Two - Page 109: 9
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
