Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 1 - Review Exercises - Page 153: 68



Work Step by Step

Use: $i^2=-1$ $(4+i)(3-10i)=4(3)+4(-10)i+3i+i(-10i)=12-40i+3i-10i^2=12-37i-10(-1)=22-37i$
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