Mathematics, 05.06.2020 02:02 arisworlld

a boy is standing on a pole of height 14.7m throws a stone upwards. it moves in a vertical line slightly away from the pole and falls on the ground. its equation of motion in meters and seconds is x=9.8t-4.9t^2. find time taken for upward and downward motions. also find the maximum height reached by the stone from the ground.

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a boy is standing on a pole of height 14.7m throws a stone upwards. it moves in a vertical line slig...