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A stone is thrown vertically upward with the velocity of 49.0 m/s. (a) how high will it travel before it starts to fall? (b) how many seconds will it take the stone to reach the highest point?

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v = Vi - 9.81 t
at top v = 0
0 = 49 - 9.81 t
t = 49/9.81

h = 49 t - 4.9 t^2

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