Answer
64s^{2}-9t^{2}
Work Step by Step
(8s-3t)(8s+3t)
64s^{2}+24st-24st-9t^{2}
64s^{2}-9t^{2}
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 - R.3 Polynomials - R.3 Exercises - Page 33: 70
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