Physics

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the displacement of an object of 1 kg mass as a function of time t in x-y plane is given by x = 20t + 30t^2 and y = 25 - 40t in the units of meters

-the units of x and y are in meters and t is in seconds
-the force acting on the object is
-and then there's 5 answers

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    Posted twice; answered once.

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