Answer
$ 5(cos323.1^\circ+i\ sin323.1^\circ)$
Work Step by Step
Use the given conditions, we have:
$4-3i=5(\frac{4}{5}-\frac{3}{5}i) \approx5(cos323.1^\circ+i\ sin323.1^\circ)$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 8 - Polar Coordinates; Vectors - Chapter Review - Review Exercises - Page 655: 15
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