College Algebra (11th Edition)

Published by Pearson
ISBN 10: 0321671791
ISBN 13: 978-0-32167-179-0

Chapter 3 - Section 3.4 - Polynomial Functions: Graphs, Applications, and Models - 3.4 Exercises - Page 330: 6

Answer

Graph $B$

Work Step by Step

Among the graphs, only graph $B$ is such that $y\to \infty$ when $x\to -\infty$ and $x\to \infty$. For other cases $y\to \infty$ and $y\to -\infty$ as well. So, only for graph $B$, range is not $(-\infty,\infty)$.
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