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Mathematics, 28.03.2020 01:19 angmendezdiaz

The height h (in feet) of an underhand volleyball serve can be modeled by h=−16t2+30t+4, where t is the time in seconds. After how many seconds is the ball 16 feet above the ground?

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The height h (in feet) of an underhand volleyball serve can be modeled by h=−16t2+30t+4, where t is...
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