sparkyjones02
20.02.2020 •
Mathematics
The height s of a ball after t seconds when thrown straight up with an initial speed of 70 feet per second from an initial height of 5 feet can be modeled by the function s(t)=-16t^2 +70t +5
(a) When will the height of the ball be 50 feet?
(b) When will the height of the ball be 70 feet?
(c) Will the ball ever reach a height of 130 feet?
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