A 60 kg skier is in a tuck and moving straight down a 30, Ask an Expert

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A 60 kg skier is in a tuck and moving straight down a 30 degree slope. Air resistance pushes backward on the skier with force of 10 N. The coefficient of dynamic friction between the skis and the snow is 0.08. What is the resultant of the external forces that act on the skier?

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