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4 March, 22:38

If an object is projected upward with an initial velocity of 126ft per? sec, its height h after t seconds is h=?16t^2+126t. Find the height of the object after 4 seconds

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  1. 4 March, 22:53
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    =760 ft

    Step-by-step explanation:

    h=16t^2+126t

    Let t=4

    h = 16 (4) ^2 + 126 (4)

    h = 16*16 + 126 (4)

    =256+504

    =760 ft
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