Answer
1. Smallest positive
2. Positve real
Work Step by Step
The argument is the smallest positive angle from the positive real axis to the graph of z, and this has many applications especially dealing with sin and cos
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: 4
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