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OpenStudy (anonymous):
A batter hits a baseball upward with an initial speed of 96 feet per second. After how many seconds does the ball hit the ground? Use the formula h = rt − 16t2 where h represents height in feet and r represents the rate in feet per second.
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OpenStudy (anonymous):
when the ball hits the ground, h = 0. so all you need to do is solve the quadratic 0 = 96t - 16t^2
OpenStudy (anonymous):
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