Solve the problem. 12) A model rocket is launched from the ground with an initial speed of 50 feet per second. The equation that models its height, h feet, off the ground t seconds after it was fired is h = - 16t² + 50t (a) How high is the rocket 3 seconds after it was fired? (b) How long will it take the rocket to return to the earth? A) (a) 6 ft B) (a) 294 ft (b) 12.5 sec (b) 3.125 sec C) (a) 6 ft D) (a) 294 ft (b) 12.5 sec (b) 3.125 sec
Solve the problem. 12) A model rocket is launched from the ground with an initial speed of 50 feet per second. The equation that models its height, h feet, off the ground t seconds after it was fired is h = - 16t² + 50t (a) How high is the rocket 3 seconds after it was fired? (b) How long will it take the rocket to return to the earth? A) (a) 6 ft B) (a) 294 ft (b) 12.5 sec (b) 3.125 sec C) (a) 6 ft D) (a) 294 ft (b) 12.5 sec (b) 3.125 sec
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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![Solve the problem.
12) A model rocket is launched from the ground with an initial speed of 50 feet per second. The
equation that models its height, h feet, off the ground t seconds after it was fired is h = - 16t2 + 50t
(a) How high is the rocket 3 seconds after it was fired?
(b) How long will it take the rocket to return to the earth?
A) (a) 6 ft
B) (a) 294 ft
(b) 12.5 sec
(b) 3.125 sec
C) (a) 6 ft
D) (a) 294 ft
(b) 12.5 sec
(b) 3.125 sec](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffbc91cea-da78-460b-a92b-33fe255237f9%2F370e60d8-1b67-4675-8ffb-d9c50eaa226f%2Fus55rd9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Solve the problem.
12) A model rocket is launched from the ground with an initial speed of 50 feet per second. The
equation that models its height, h feet, off the ground t seconds after it was fired is h = - 16t2 + 50t
(a) How high is the rocket 3 seconds after it was fired?
(b) How long will it take the rocket to return to the earth?
A) (a) 6 ft
B) (a) 294 ft
(b) 12.5 sec
(b) 3.125 sec
C) (a) 6 ft
D) (a) 294 ft
(b) 12.5 sec
(b) 3.125 sec
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