The position of a particle traveling in a straight line is defined by the relationship x = t3 - 6t2 - 15t + 40, where x is measured in feet and t is measured in seconds. Calculate the time when the velocity is equal to zero.
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The position of a particle traveling in a straight line is defined by the relationship x = t3 - 6t2 - 15t + 40, where x is measured in feet and t is measured in seconds. Calculate the time when the velocity is equal to zero.
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