Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 8 - Complex Numbers, Polar Equations, and Parametric Equations - Section 8.1 Complex Numbers - 8.1 Exercises: 66

Answer

$17+i$

Work Step by Step

Step 1: $(1+3i)(2-5i)$ Step 2; $1(2-5i)+3i(2-5i)$ Step 3: $2-5i+6i-15i^{2}$ Step 4: $2+i-15(-1)$ Step 5: $2+i+15$ Step 6: $17+i$
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