Answer
$10-2i$
Work Step by Step
$(7+2i)+(3-4i)=(7+3)+(2-4)i=(10)+(-2)i=10-2i$
Trigonometry 7th Edition
by McKeague, Charles P.; Turner, Mark D.
Published by
Cengage Learning
ISBN 10:
1111826854
ISBN 13:
978-1-11182-685-7
Chapter 8 - Section 8.1 - Complex Numbers - 8.1 Problem Set - Page 426: 35
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