Answer
$$1 -10i$$
Work Step by Step
$(2-5i)-(3+4i)-(-2+i)$
Group
$(2-3-(-2))+(-5i-4i-i)$
Add and subtract, remembering that standard form is $a+bi$
$$1 -10i$$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 1 - Equations and Inequalities - 1.3 Complex Numbers - 1.3 Exercises - Page 112: 51
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