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 - Page 178: 20

Answer

$9i-19$

Work Step by Step

$\left( -11+2i\right) -\left( 8-7i\right) =-11-8+2i+7i=9i-19$
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