Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter 2 - Section 2.1 - Complex Numbers - Exercise Set: 10

Answer

$ 16 + 56i$

Work Step by Step

$-8i \times 2i - 8i \times (-7)$ $=-16 i^2 + 56i$ $=-16 \times (-1) +56i$ $= 16 + 56i$
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