Answer
$\dfrac{1}{a^3}$
Work Step by Step
RECALL:
$\left(\dfrac{x}{y}\right)^n=\dfrac{x^n}{y^n}, y \ne 0$
Use the rule above to have:
$=\dfrac{1^3}{a^3}
\\=\dfrac{1}{a^3}$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 7 - Exponents and Exponential Functions - 7-5 Division Properties of Exponents - Practice and Problem-Solving Exercises - Page 444: 34
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