Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 1 - Equations and Inequalities - Chapter 1 Test Prep - Review Exercises: 23

Answer

$19+17i$

Work Step by Step

$\left( 5-i\right) \left( 3+4i\right) =15+20i-3i-4i^{2}=15+17i-4\times \left( -1\right) =19+17i$
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