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if a rock is thrown upward on the planet mars with a velocity of 10 m/s

 

Ques:

If a rock is thrown upward on the planet Mars with a velocity of 10 m/s, its height (in meters) after t seconds is given by H = 10t - 1.86t^2.

(a) find the velocity of the rock after one second (using the lim x -> 1 definition)
(b) find the velocity of the rock when t = a
c) When will the rock hit the surface?
d) With what velocity will the rock hit the surface?

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Vikas
VikasLv10
20 Oct 2020

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