Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 2 - Graphs and Functions - Chapter 2 Test Prep - Review Exercises - Page 297: 55


slope is undefined

Work Step by Step

Solve for $x$ to obtain: $x-2=0 \\x-2+2=0+2 \\x=2$ This means the given equation is equivalent to $x=2$. RECALL: (1) The graph of the equation $x=h$ is a vertical line. (2) A vertical line has an undefined slope. Thus, $x=2$ is a vertical line whose slope is undefined.
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