Momentum and Impulse separation question

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thepagal

Homework Statement

3 equal masses at rest break apart as shown. Find the 3rd velocity

http://i168.photobucket.com/albums/u175/kingzer2/Photo2013-04-14073115PM_zps0ee829e4.jpg?t=1365985942

I really have no idea how to do this :( sorry

Last edited by a moderator: May 6, 2017

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barryj

Think conservation of momentum