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One 1.4kg billiard ball traveling at 3.2 m/s collides with a stationary billiard ball. If the...

One 1.4kg billiard ball traveling at 3.2 m/s collides with a stationary billiard ball. If the stationary billiard ball bounces at 30 degrees above the original direction, what speed did the first ball bounce at if it went 60 degrees below the original direction.

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