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Determine when the rock will hit the water

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Reference no: EM131311888

A rock is thrown from the top of a bridge. It's height above the water is given by s(t)=96+80t-16t^2, where t is measured in second and s is measured in feet.

a) Determine the velocity and the acceleration of the rock when t=2 seconds

b) Determine when the rock will hit the water?

Reference no: EM131311888

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