Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 8 - Section 8.3 - Polar Form of Complex Numbers; De Moivre's Theorem - 8.3 Exercises - Page 610: 27

Answer

See figure, the red region (excluding the boundary).

Work Step by Step

See figure, the red region (excluding boundary) represents the set {$z=a+bi|a+b\lt2$}
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