Task 10061

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Uploaded: 13.01.2014

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Seller: Юрий Физик
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Boy stands motionless on the ice near the sled. Weight Boy M, the mass sled m. The boy pushes the sled, letting them speed U, a very moving in the opposite direction. What kind of work makes the boy?

Detailed solution shorthand terms, formulas and laws used in the decision, the withdrawal of the calculation formula and the response.

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