Mathematics, 21.04.2021 22:30 lafayette7727
A ball is thrown from an initial height of 7 feet with an initial upward velocity of 21 ft/s. The ball's height h (in feet) after t seconds is given by the following.
h=7+21t-16t²
Find all values of t for which the ball's height is 13 feet.
Round your answer(s) to the nearest hundredth.
Answers: 3
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A ball is thrown from an initial height of 7 feet with an initial upward velocity of 21 ft/s. The ba...
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