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A 2.80-kg object is moving in a plane, with its x and y coordinates given by...

A 2.80-kg object is moving in a plane, with its x and y coordinates given by x = 6t2 − 4 and y = 2t3 + 3, where x and y are in meters and t is in seconds. Find the magnitude of the net force acting on this object at t = 2.45 s.

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