Answer
$|-8+3i|=\sqrt {73}$
Work Step by Step
$z=-8+3i$
$|a+bi|=\sqrt {a^2+b^2}$
$|-8+3i|=\sqrt {(-8)^2+3^2}=\sqrt {64+9}=\sqrt {73}$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 8 - 8.5 - The Complex Plane - 8.5 Exercises - Page 603: 20
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter 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.
