Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 7 - Exponents and Exponential Functions - 7-1 Zero and Negative Exponents - Practice and Problem-Solving Exercises - Page 422: 56


The expression is a$b^{2}$

Work Step by Step

The expression $\frac{a}{b^{-2}}$ can be written with all of the positive exponents in the numerator; as we bring the b to the numerator, the sign of the exponent changes from negative to positive. $\frac{a}{b^{-2}}$ = a$b^{2}$
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