Question: A model rocket is launched from a platform and its height h metres is given as a function of the elapsed time t seconds by

A model rocket is launched from a platform and its height h metres is given as a function of the elapsed time t seconds by h = -4.9t^2 + 180t +2. Using a graphing calculator, determine.

a) the maximum height of the rocket

b)the time required for the rocket to reach its maximum height

c) the time required for the rocket to reach the ground

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