Intermediate Algebra (6th Edition)

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

Chapter 9 - Section 9.3 - Exponential Functions - Vocabulary, Readiness & Video Check: 5



Work Step by Step

The general form of an exponential equation is $y=a*b^{x-h}+k$ with a horizontal asymptote at $y=h$. A horizontal asymptote is a line that a graph approaches, but doesn't usually cross, The horizontal asymptote for $y=2^{x}$ is the line $y=0$. Therefore this graph never touches the x-intercept.
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