Answer
$(x+8 - x^2)(8+x +x^2) $
Work Step by Step
$x^2 + 16x + 64 -x^4 = (x + 8)^2 - (x^2)^2 = ((x+8) - x^2)((8+x)+x^2) $
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 - Factoring by Special Products - Exercise Set - Page 447: 49
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