Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 3 - Section 3.3 - Graphing Linear Functions - Exercise Set - Page 151: 82

Answer

The x-axis (y=0) has infinte x-intercepts and the only horizontal line that has an x-intercept.

Work Step by Step

A horizontal line can have an x-intercept if the line's equation is y=0. This horizontal line is the x-axis itself and therefore has infinite x-intercepts.
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