A homemade rocket is launched from a hill. The equation of the rocket is f(t)= -16 xt2 squared + 192t + 208 where f(t) is the height of the rocket  is the number of seconds after the rocket is launched.  a) What is the height of the rocket four seconds after being launched? b) What is the initial height from which the rocket is launched? c) Find f(3) in the context of this situation, what does f(3) mean? d) How long will it take for the rocket to hit the ground?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.6: Solving Quadratic Equations By Using The Quadratic Formula
Problem 15CYU
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A homemade rocket is launched from a hill. The equation of the rocket is f(t)= -16 xt2 squared + 192t + 208 where f(t) is the height of the rocket  is the number of seconds after the rocket is launched.  a) What is the height of the rocket four seconds after being launched? b) What is the initial height from which the rocket is launched? c) Find f(3) in the context of this situation, what does f(3) mean? d) How long will it take for the rocket to hit the ground? 

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