Calculus with Applications (10th Edition)

by Lial, Margaret L.; Greenwell, Raymond N.; Ritchey, Nathan P.

Published by Pearson

ISBN 10: 0321749006

ISBN 13: 978-0-32174-900-0

Chapter 1 - Linear Functions - Chapter Review - Review Exercises - Page 40: 33

Answer

$x=-1$

Work Step by Step

If the slope is undefined, the line is vertical (parallel to the y-axis). The equation of such lines is of the form $x=a$ If it passes through $(-1, 4),$ $x=-1$

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