Answer
$B$
Work Step by Step
Step 1. For $y=x^4+7x^3-5x^2-75x$, we have $n=4, a_4=+1$, thus its end behaviors are rise to the right and rise to the left.
Step 2. Based on the given graphs, only $B$ fits.
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 3 - Polynomial and Rational Functions - 3.4 Polynomial Functions: Graphs, Applications, and Models - 3.4 Exercises - Page 351: 2
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