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May 23, 2015

Homework Help: physics

Posted by Luc on Monday, August 15, 2011 at 2:29am.

A persn carries a 218N suitcse up a stairs.the displcment is 4.20m vertically & 4.60m horizntally. A.hw much work does the person do on the suitcase B. If the prsn carries the same suitcse dwn.hw much work does he do

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