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 - Page 663: 46



Work Step by Step

$(4-5i)(1-6i)$ $=4(1-6i)-5i(1-6i)$ $=4-24i-5i+30i^{2}$ $=4-29i+30(-1)$ $=4-29i-30$ $=-26-29i$
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