Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 11 - Additional Topics - 11.4 - Complex Numbers - Problem Set 11.4: 15

Answer

$10-10i$

Work Step by Step

Combining lke terms, we obtain: $(7-6i)+(3-4i)=(7+3)+(-6i-4i)=10-10i$
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