Answer
$-20+2i$
Work Step by Step
$-8-(3+2i)-(9-4i)\qquad$ ...remove the parentheses using the distributive property.
$=-8-3-2i-9+4i\qquad$ ...group like terms.
$=-8-3-9-2i+4i\qquad$ ...simplify
$=-20+2i$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 4 Quadratic Functions and Factoring - 4.6 Perform Operations with Complex Numbers - 4.6 Exercises - Skill Practice - Page 280: 51
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