Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Appendix A - Review - A.1 Algebra Essentials - A.1 Assess Your Understanding - Page A11: 90

Answer

$8$

Work Step by Step

Apply rule $\quad (a^{m})^{n}=a^{mn}$ $(2^{-1})^{-3}=2^{(-1)(-3)}=2^{3}=2(2)(2)=8$
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