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17 November, 02:01

the height of a ball thrown in the air is modeled by the equation h (t) = -16t^2+64t, where h (t) represents the height of the ball in feet and t represents the number of seconds that have passed since the ball was hit. what was the height of the ball after 3 seconds

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  1. 17 November, 03:45
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    Plug 3 in for t

    h (t) = - 16 (3) ^2 + 64 (3)

    h (t) = - 144 + 192

    h (t) = 48 feet
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