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 4 - Polynomials - Review Exercises: Chapter 4: 56

Answer

$16y^6-40y^3+25$

Work Step by Step

Using $(a+b)^2=a^2+2ab+b^2$ or the square of a binomial, the product of the given expression, $ (4y^3-5)^2 ,$ is \begin{array}{l}\require{cancel} (4y^3)^2+2(4y^3)(-5)+(-5)^2 \\\\= 16y^6-40y^3+25 .\end{array}
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