Intermediate Algebra (6th Edition)

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

Chapter 5 - Section 5.3 - Polynomials and Polynomial Functions - Exercise Set - Page 280: 84e

Answer

The height increases at the start because of the initially velocity of the football. As time passes, the football loses its initial velocity because of the effect of gravity. This causes the football to start going down, and hence, loses height.

Work Step by Step

Use the concept of the initial velocity of the football and the effect of gravity on it.
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