Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 8 - Polar Coordinates; Vectors - Cumulative Review - Page 657: 2

Answer

$y=\frac{\sqrt 3}{3}x$

Work Step by Step

1. Find the slope $m=tan\theta=tan30^\circ=\frac{\sqrt 3}{3}$ 2. Use point $(0,0)$, we have the equation $y=\frac{\sqrt 3}{3}x$
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