Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.4 - Polynomials - Exercise Set: 96

Answer

$A=4x+10$

Work Step by Step

$A=(x+4)(x+3)-(x+2)(x+1)=(x^2+7x+12)-(x^2+3x+2)=4x+10$
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