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A particle of mass 2.00 kg moves with position r(t) = x(t) i + y(t) j...

A particle of mass 2.00 kg moves with position r(t) = x(t) i + y(t) j where x(t) = 10t2 and y(t) = -3t + 2, with x and y in meters and t in seconds.

(a) Find the momentum of the particle at time t = 1.00 s.

(b) Find the angular momentum about the origin at time t = 3.00 s.

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