An electron moves in the positive x-direction a distance of, Ask an Expert

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An electron moves in the positive x-direction a distance of 2.38 m in 2.95 10-8 s, bounces off a moving proton, and then moves in the opposite direction a distance of 1.63 m in 3.53 10-8 s.

What is the magnitude of the average velocity of the electron over the entire time interval?

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