Question: Multiple-Concept Example 7 outlines the general approach to problems like this one. Two identical balls are traveling toward each other with velocities of - 4.0

Multiple-Concept Example 7 outlines the general approach to problems like this one. Two identical balls are traveling toward each other with velocities of - 4.0 and + 7.0 m/s, and they experience an elastic head-on collision. Obtain the velocities (magnitude and direction) of each ball after the collision.

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