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OpenStudy (princesssleelee):
A ball is thrown from a height of 80 feet with an initial downward velocity of 4 ft/s. The ball's height h (in feet) after t seconds is given by the following. h=80-4t-16t^2 How long after the ball is thrown does it hit the ground? Round your answer(s) to the nearest hundredth.
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OpenStudy (princesssleelee):
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