Answer
$p^{8}-18p^{4}q^{2}+81q^{4}$
Work Step by Step
$(p^{4}-9q^{2})^{2}=$
...square the binomial.
$=(p^{4})^{2}-2(p^{4})(9q^{2})+(9q^{2})^{2}$
...simplify.
=$p^{8}-18p^{4}q^{2}+81q^{4}$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 8 - Polynomials and Factoring - 8-4 Multiplying Soecial Cases - Practice and Problem-Solving Exercises - Page 508: 43
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