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17. A rocket is shot into the air. The height of the rocket is modelled by the function h(t) = -5t2 + 45t, where h(t) is the height in metres and t is the time in seconds. When will the rocket hit the ground? a. 4.5 seconds b. 9 seconds c. 5 seconds d. 45 seconds

17. A rocket is shot into the air. The height of the rocket is modelled by the function h(t) = -5t2 + 45t, where h(t) is the height in metres and t is the time in seconds. When will the rocket hit the ground? a. 4.5 seconds b. 9 seconds c. 5 seconds d. 45 seconds

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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19. How far away from Pedro (mentioned in question 18) was the shot putt when it began to fall? (C) a. 0m b. 8 m c. 4 m d. 2.5 m
Transcribed Image Text:19. How far away from Pedro (mentioned in question 18) was the shot putt when it began to fall? (C) a. 0m b. 8 m c. 4 m d. 2.5 m
Brilliant Assigned Renes Savicur 17. A rocket is shot into the air. The height of the rocket is modelled by the function h(t) = -5t2 + 45t, where h(t) is the height in metres and t is the time in seconds. When will the rocket hit the ground? 24 points d or create a. 4.5 seconds b. 9 seconds Follow the 3 follo 1 Work out the qu 2 Enter your ans reach the page on kas Done C. 5 seconds d. 45 seconds
Transcribed Image Text:Brilliant Assigned Renes Savicur 17. A rocket is shot into the air. The height of the rocket is modelled by the function h(t) = -5t2 + 45t, where h(t) is the height in metres and t is the time in seconds. When will the rocket hit the ground? 24 points d or create a. 4.5 seconds b. 9 seconds Follow the 3 follo 1 Work out the qu 2 Enter your ans reach the page on kas Done C. 5 seconds d. 45 seconds
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