Answer
$7.09 - 7.06i$
Work Step by Step
$10cis5.5$
= $10(cos5.5 + i sin5.5)$
= $7.09 - 7.06i$
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 8 - Section 8.2 - Trigonometric Form for Complex Numbers - 8.2 Problem Set - Page 432: 40
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