Answer
$-\frac{16p^7}{q}$
Work Step by Step
$(8p^2q^3)(-2p^5q^{-4})=-16p^{2+5}q^{3-4}=-16p^7q^{-1}=-\frac{16p^7}{q}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter R - Review of Basic Concepts - Chapter R Test Prep - Review Exercises - Page 84: 90
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