Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 10 - Section 10.1 - Adding and Subtracting Polynomials - Practice - Page 702: 11

Answer

At 1 second the height is $514 feet$. At 4 seconds the height is $274 feet$.

Work Step by Step

Plug in the different numbers for $t$ in the equation, then solve.
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