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 1 - Functions and Their Graphs - Section 1.2 The Graph of a Function - 1.2 Assess Your Understanding - Page 61: 2

Answer

$\text{False}$

Work Step by Step

The point $(-2, -6)$ has $x=-2$ and $y=-6$. Substitute $-2$ to $x$ and $-6$ to $y$ in the given equation to obtain: $-2=2(--6)-2\\ -2=-12 -2\\ -2 \ne-14$ Thus, the given point is not on the graph of the given equation.
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