A train starting from rest accelerates along the platform, Ask an Expert

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A train, starting from rest, accelerates along the platform at a uniform rate of 0.6 m/s². A passenger standing on the platform is 5 m away from the door when the train starts to pull away and heads toward the door at acceleration of 1.2 m/s². How far away from thedoor is the passenger after 3 seconds?

Please show the steps you took to solve this probelm along with the equations you used.

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