College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 1 - Equations and Inequalities - Exercise Set 1.4 - Page 142: 9

Answer

21+15i

Work Step by Step

-3i(7i-5) -21$i^{2}$+15i Distributive Property -21(-1)+15i Imaginary Numbers Property 21+15i Simplify
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