# Problem: The position of a particle is given by the function x = (12t 3 - 6t2 + 122) m, where t is in s.(a) At what time does the particle reach its minimum velocity? What is (v x)min?(b) At what time is the acceleration zero?

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The position of a particle is given by the function x = (12t 3 - 6t2 + 122) m, where t is in s.
(a) At what time does the particle reach its minimum velocity? What is (v x)min?
(b) At what time is the acceleration zero?

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