Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 5 - Review Exercises - Page 400: 40



Work Step by Step

Given:$x^2+16x-80$ Factorzie the equation then it can be written as: $=x^2+20x-4x-80$ or, $=x(x+20)-4(x+20)$ Hence, $=(x+20)(x-4)$
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