A rocket is fired upward from some initial distance above the ground. Its height (in feet), h, above the ground t seconds after it is fired is given by h(t) : 16t2 + 128t + 528. How long does it take for the rocket to reach its maximum height? seconds What is the rocket's maximum height? feet

A rocket is fired upward from some initial distance above the ground. Its height (in feet), h, above the ground t seconds after it is fired is given by h(t) : 16t2 + 128t + 528. How long does it take for the rocket to reach its maximum height? seconds What is the rocket's maximum height? feet

Intermediate Algebra

19th Edition

ISBN:9780998625720

Author:Lynn Marecek

Publisher:Lynn Marecek

Chapter9: Quadratic Equations And Functions

Section9.6: Graph Quadratic Functions Using Properties

Problem 278E: In the following exercises, solve. Round answers to the nearest tenth. 278. A stone is thrown...

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Question

100%

A rocket is fired upward from some initial
distance above the ground. Its height (in
feet), h, above the ground t seconds after
it is fired is given by
h(t) :
16t2 + 128t + 528.
How long does it take for the rocket to
reach its maximum height?
seconds
What is the rocket's maximum height?
feet

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