Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 5 - Number Theory and the Real Number System - 5.6 Exponents and Scientific Notation - Exercise Set 5.6 - Page 320: 34

Answer

$\frac{1}{x^2}$

Work Step by Step

$\frac{(x^2)^5}{(x^3)^4}=\frac{x^{2\cdot5}}{x^{3\cdot4}}=\frac{x^{10}}{x^{12}}=\frac{1}{x^{12-10}}=\frac{1}{x^2}$
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