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Mathematics, 11.05.2021 16:40 starfox5454

A ball is thrown from a height of 141 feet with an initial downward velocity of 21 ft/s. The ball's height h (in feet) after t seconds is given by the following. h=141-21t-16t^2

How long after the ball is thrown does it hit the ground?

Round your answer(s) to the nearest hundredth.

(If there is more than one answer, use the "or" button.)


A ball is thrown from a height of 141 feet with an initial downward velocity of 21 ft/s. The ball's

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A ball is thrown from a height of 141 feet with an initial downward velocity of 21 ft/s. The ball's...
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