Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.2 - Negative Exponents and Scientific Notation - Exercise Set: 60

Answer

$\dfrac{-15r^{-6}s}{5r^{-4}s^{-3}}=\dfrac{-3s^{4}}{r^{2}}$

Work Step by Step

$\dfrac{-15r^{-6}s}{5r^{-4}s^{-3}}$ Evaluate the division: $\dfrac{-15r^{-6}s}{5r^{-4}s^{-3}}=\Big(\dfrac{-15}{5}\Big)r^{-6-(-4)}s^{1-(-3)}=-3r^{-2}s^{4}=...$ Simplify: $...=\dfrac{-3s^{4}}{r^{2}}$
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