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A 55.0 kg skier with an initial speed of 11.0 m/s coasts up a 2.50 m high rise as shown in the following figure. Vi = ? KE 2.

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mgsine angioso F .: += mmgcoso smos La u ono Work done by friction = change in mechanical Dergy or skler - FXL = 1 m² toigh -

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