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March 27, 2017

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A ball is thrown upward with an initial velocity of 96 feet per second from the top of a 100 foot building. (a) When well the ball attain its maximum height? (b) When will the ball hit the ground? Give a decimal answers correct to 2 decimal places

  • calculus - ,

    (a) When g*t = 96 ft/s
    t = 96/32.2 = ___ s

    (b) When 100 + 96 t - (32.2/2)*t^2 = 0
    Use the quadratic equation and take the positive root.

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