Mathematics, 05.02.2020 10:57, anjlieoutar4795

Aball is thrown vertically upward with an initial velocity of 64 feet per second. the distance s (in feet) of the ball from the ground after t seconds is s=64t-16t^2.

(a) at what time t will the ball strike the ground?
(b) for what time t is the ball more than 28 feet above the ground?
should be written __

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Aball is thrown vertically upward with an initial velocity of 64 feet per second. the distance s (in...