Answer
$(8+x)(8-x)$
Work Step by Step
Recall that $a^2-b^2=(a+b)(a-b)$. We use this to simplify the expression: $64-x^2=(8+x)(8-x)$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Review Exercises - Page 143: 92
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