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2. Two ice skaters are practicing on the ice. Skater A has a mass of 65...

2. Two ice skaters are practicing on the ice. Skater A has a mass of 65 kg and is atr est. Skater B has a mass of 45kg and is moving at 17m/s in the x direction. Skater B collides with skater A. After the collision, the x-component of the velocity of Skater B is 4 m/s.

c) If the collision was elastic, what is the value ofVyB

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