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Mathematics, 03.05.2020 14:10 kiaraphilman2956

A ball is thrown from a height of 61 meters with an initial downward velocity of 6 m/s. the ball's height h (in meters) after t seconds is given by the following. h=61-6t-5t squared. how long after the is thrown does it hit the ground?

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A ball is thrown from a height of 61 meters with an initial downward velocity of 6 m/s. the ball's h...
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