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 F - Foundations: A Prelude to Functions - Section F.3 Lines - F.3 Assess Your Understanding - Page 31: 108


$\text{(c) }y=\frac{x}{2}$

Work Step by Step

The graph contains the points $(0,0)$ and $(8,4)$. . Note that both poionts satisfy the equation $y=\frac{x}{2}$: $0=\frac{0}{2}$ $4=\frac{8}{2}$ Thus, the graph representa the equation $y=\frac{x}{2}$.
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