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A person stands still on skateboard. He then jumps off at a velocity of 3 m/s. His mass is 50 kg and the skateboard has a mass of 3.5 kg. At what velocity does the skateboard shoot off?

2. Is my answer correct?

If not what did I do wrong?

3. m1v1=m2v2

V= 42.857 m/s

2. Is my answer correct?

If not what did I do wrong?

3. m1v1=m2v2

V= 42.857 m/s

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