(5) A rocket flies vertically upwards. The acceleration t seconds after launch is 24t2 + 6t ms-2. One second after launch the velocity is 22 ms-1 upwards and the height above the ground is 20 m. The height in meters above the ground after t seconds is ata + bt³ + ct² + dt +e where a = b = c = d = e = What is the velocity after 2 seconds ? velocity ms

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Chapter1: Units, Trigonometry. And Vectors
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(5) A rocket flies vertically upwards. The acceleration t seconds after launch is 24t2 + 6t ms-2.
One second after launch the velocity is 22 ms-1 upwards and the height above the ground is 20 m.
The height in meters above the ground after t seconds is at“ + bt3 + ct? + dt + e where
а —
6 =
C =
d :
e =
What is the velocity after 2 seconds ? velocity
-1
ms
Transcribed Image Text:(5) A rocket flies vertically upwards. The acceleration t seconds after launch is 24t2 + 6t ms-2. One second after launch the velocity is 22 ms-1 upwards and the height above the ground is 20 m. The height in meters above the ground after t seconds is at“ + bt3 + ct? + dt + e where а — 6 = C = d : e = What is the velocity after 2 seconds ? velocity -1 ms
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