Algebra and Trigonometry 10th Edition

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


$R(20)=14000$ $R(25)=14375$ $R(30)=13500$

Work Step by Step

$R(p)=-25p^2+1200p$ $R(20)=-25(20)^2+1200(20)=-10000+24000=14000$ $R(25)=-25(25)^2+1200(25)=-15625+30000=14375$ $R(30)=-25(30)^2+1200(30)=-22500+36000=13500$
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