Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 8 - Radical Functions - 8.5 Complex Numbers - 8.5 Exercises: 55

Answer

$4+3i$

Work Step by Step

$\frac{12+9i}{3}=\frac{3(4+3i)}{3}=4+3i$
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