Answer
$(x+10)(x-10)$
Work Step by Step
As $(a^{2}-b^{2})=(a+b)(a-b)$, we obtain:
$x^{2}-100=x^{2}-10^{2}=(x+10)(x-10)$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 7 - Algebraic Fractions - Chapters 1-7 Cumulative Review Problem Set - Page 324: 34
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