Answer
2(x+7)(x-7)
Work Step by Step
2$x^{2}$-98=2($x^{2}$-49)=2($x^{2}$-$7^{2}$)=2(x+7)(x-7)
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Section 6.5 - Integrated Review - Choosing a Factoring Strategy - Page 450: 11
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