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An object dropped from a height of 600 feet has a height, h (t), in feet after t seconds have elapsed, such that h (t) = 600 - 16t^2. Express t as a function of height h, and find the time to reach a heigh of 50 feet

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  1. 23 May, 01:23
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    t as a function of height h is t = √600 - h/16

    The time to reach a height of 50 feet is 5.86 minutes

    Step-by-step explanation:

    Function for height is h (t) = 600 - 16t²

    where t = time lapsed in seconds after an object is dropped from height of 600 feet

    t as a function of height h

    replacing the function with variable h

    h = 600 - 16t²

    Solving for t

    Subtracting 600 from both side

    h - 600 = - 16t²

    Divide through by - 16

    600 - h / 16 = t²

    Take square root of both sides

    √600 - h/16 = t

    Therefore, t = √600 - h/16

    Time to reach height 50 feet

    t = √600 - h/16

    substituting h = 50 in the equation

    t = √600 - 50/16

    t = √550/16

    t = 34.375

    t = 5.86 minutes
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