Answer
$8-15i$
Work Step by Step
Step 1: $(2-5i)+(9-10i)-3$
Step 2: $2-5i+9-10i-3$
Step 3: $2+9-3-5i-10i$
Step 4: $8-15i$
Trigonometry (11th Edition) Clone
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
978-0-13-421743-7
ISBN 13:
978-0-13421-743-7
Chapter 8 - Review Exercises - Page 409: 6
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