Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 5 - Polynomials and Factoring - 5.1 Introduction to Factoring - 5.1 Exercise Set - Page 310: 59



Work Step by Step

Using factoring by grouping, the factored form of the given expression, $ y^3+8y^2-2y-16 ,$ is \begin{array}{l} (y^3+8y^2)-(2y+16) \\\\= y^2(y+8)-2(y+8) \\\\= (y+8)(y^2-2) .\end{array}
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