3. The height of an object thrown upward from the roof of a building 408 ft tall, with an initial velocity of 96 ft/sec, is given by the e quation h = -16t + 96t + 408, where h represents the height of the object after t seconds. a) What is the heig ht of the object 2 seconds after it was thrown? b) How long will it take the object to hit the ground? Answer in exact form and decimal form rounded to the nearest hundredth.

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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3. The height of an object thrown upward from the roof of a building 408 ft tall, with an initial velocity of 96
ft/sec, is given by the e quation h = -16t + 96t + 408, where h represents the height of the object after t
seconds.
a) What is the heig ht of the object 2 seconds after it was thrown?
b) How long will it take the object to hit the ground? Answer in exact form and decimal form rounded
to the nearest hundredth.
4. The revenue for a manufacturer of computer printers is giyen by the equation R = x(30-0.4x), where
Transcribed Image Text:3. The height of an object thrown upward from the roof of a building 408 ft tall, with an initial velocity of 96 ft/sec, is given by the e quation h = -16t + 96t + 408, where h represents the height of the object after t seconds. a) What is the heig ht of the object 2 seconds after it was thrown? b) How long will it take the object to hit the ground? Answer in exact form and decimal form rounded to the nearest hundredth. 4. The revenue for a manufacturer of computer printers is giyen by the equation R = x(30-0.4x), where
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