Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.7 - Complex Numbers - Concept and Vocabulary Check - Page 569: 11


$-1$; $-1$; $-i$

Work Step by Step

RECALL: (1) $i^2=-1$ (2) For any odd integer $n$, $(-1)^n=-1$. Thus, filling the missing expressions gives: $(-1)^{17}i = (-1)i =-i$ Therefore, the missing expressions in the given statement are $-1$, $-1$, and $-i$, respectively.
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