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: 72

Answer

$52$

Work Step by Step

Step 1: $(6-4i)(6+4i)$ Step 2: $6(6+4i)-4i(6+4i)$ Step 3: $36+24i-24i-16i^{2}$ Step 4: $36-16(-1)$ Step 5: $36+16$ Step 6: $52$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.