Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.2 - Exponents and Scientific Notation - Concept and Vocabulary Check - Page 29: 5



Work Step by Step

According to the negative exponent rule, $5^{-2} = \frac{1}{5^{2}} = \frac{1}{25}$. And $-5^{2}=-25$. So $\frac{1}{25}\ne-25$. Therefore, the assertion is false.
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