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OpenStudy (anonymous):
When a baseball is hit by a batter, the height of the ball, h(t), at time t, t=0, is determined by the equation h(t)=-16t^2+64t+4. If t is in seconds, for which interval of time is the height of the ball greater than or equal to 52 feet?
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OpenStudy (anonymous):
OpenStudy (anonymous):
OpenStudy (anonymous):
OpenStudy (anonymous):
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