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Math Help - maximum velocity

  1. #1
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    maximum velocity

    how do you find the maximum velocity of

    s(t)=-93.75t^3+93.75t^2+45t

    step by step to the answer would help a ton...
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  2. #2
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    Quote Originally Posted by unknown2221 View Post
    how do you find the maximum velocity of

    s(t)=-93.75t^3+93.75t^2+45t

    step by step to the answer would help a ton...
    (1) first , u differentiate , * ds / dt
    (2) ds / dt = o , to find max or min
    (3) use second order differentiation to determine the maximum value
    (4) sub the max value into the equation to get the max velocity .
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  3. #3
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    Quote Originally Posted by mathaddict View Post
    (1) first , u differentiate , * ds / dt
    (2) ds / dt = o , to find max or min
    (3) use second order differentiation to look for the maximum value
    (4) sub the max value into the equation to get the max velocity .
    how does that look...
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