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a skier travels with a constant speed of 6m/s along a parabolic path ,Y=x^2/20. find the acceleration of the skier hen he is at(10,5) . neglect the size of skier . options (a) 9/10root2 units (b) 9root2/10 (c) 1 (d) none of these



13-Aug-2017 7:48 PM
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