(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 .
(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 .