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Find the final velocity of the two balls if the ball with velocity v2i = −20.1...

Find the final velocity of the two balls if the ball with velocity

v2i = −20.1 cm/s

has a mass equal to half that of the ball with initial velocity

v1i = +33.9 cm/s.

v1f=______ cm/s

v2f=______ cm/s

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