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July 23, 2014

Homework Help: physics

Posted by Carolina on Friday, September 16, 2011 at 4:57pm.

A student throws a set of keys vertically upward to his fraternity brother, who is in a window 3.95 m above. The brother's outstretched hand catches the keys 1.80 s later. (a) With what initial velocity were the keys thrown?

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