Answer
The product is $x^2-64$.
Work Step by Step
The given expression is
$=(x+8)(x-8)$
Use sum and difference pattern $(a+b)(a-b)=a^2-b^2$.
We have $a=x$ and $b=8$.
$=x^2-8^2$
Simplify.
$=x^2-64$
Hence, the product is $x^2-64$.
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 8 - Graphing Quadratic Functions - 8.6 - Comparing Linear, Exponential, and Quadratic Functions - Exercises - Page 468: 47
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