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OpenStudy (anonymous):
The position function of a particle in rectilinear motion is given by s(t) = t3 – 12t2 + 45t + 4 for t ≥ 0.Find the position and acceleration of the particle at the instant the when the particle reverses direction. Include units in your answer.
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OpenStudy (anonymous):
@freckles
OpenStudy (leozap1):
That might help.
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