Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 10 - Cumulative Review Exercises - Page 818: 15

Answer

$11+10i$

Work Step by Step

Using the FOIL method and that $i^2=-1$: $(2+3i)(4-i)=8-2i+12i-3i^2=8+10i-3(-1)=11+10i$
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