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April 25, 2014

Homework Help: physics

Posted by renee on Monday, August 29, 2011 at 2:11pm.

At a certain time a particle had a speed of 91 m/s in the positive x direction, and 4.7 s later its speed was 73 m/s in the opposite direction. What was the average acceleration of the particle during this 4.7 s interval?

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