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OpenStudy (anonymous):
A tennis ball machine serves a ball vertically into the air from a height of 2 feet with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height?
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OpenStudy (anonymous):
I know the equation is h(t) = -16t^2+v+h but i don't know how to plug anything in because I keep getting huge negative numbers
OpenStudy (anonymous):
well it says the initial speed is 110ft/s and the original height is 2ft. So try h(t) = -16t^2+110t+2
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