Answer
$R(20)=14000$
$R(25)=14375$
$R(30)=13500$
Work Step by Step
$R(p)=-25p^2+1200p$
$R(20)=-25(20)^2+1200(20)=-10000+24000=14000$
$R(25)=-25(25)^2+1200(25)=-15625+30000=14375$
$R(30)=-25(30)^2+1200(30)=-22500+36000=13500$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 3 - 3.1 - Quadratic Functions and Models - 3.1 Exercises - Page 250: 71a
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