Mathematics, 10.04.2021 22:30 sadmomsclub

You throw a ball straight up from a rooftop 40 feet high with an initial speed of 48 feet per second. The function s(t) = -16t^2 + 48t + 40 models the ball's height above the ground, s(t) in feet, t seconds after it was thrown. During which time period will the ball's height exceed that of the rooftop? When will the ball exceed the height of the rooftop?

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You throw a ball straight up from a rooftop 40 feet high with an initial speed of 48 feet per second...