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
$=(-9 +17) + (2i+6i)
\\= 8 + 8i$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
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 - Page 570: 28
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