Answer
$-0.91 - 0.42i$
Work Step by Step
$1cis205^\circ$
= $1(cos205^\circ + i sin205^\circ)$
= $-0.91 - 0.42i$
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: 37
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