Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.7 - Complex Numbers - Exercise Set: 28

Answer

$8 + 8i$

Work Step by Step

Subtract each term of the subtrahend $=-9 + 2i - (-17) - (-6i) \\=-9 + 2i +17 +6i$ Regroup then simplify by combining like terms to obtain $=(-9 +17) + (2i+6i) \\= 8 + 8i$
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