MTH5P2B: PURE MATHEMATICS MECHANICS QTN 11

At time t=0t=0, a particle of mass 0.5kg0.5kg has a velocity of 2i3j m s12i−3j m s−1. After a constant force has been applied for five seconds, its velocity is 6i+3j m s1−6i+3j m s−1. What is the magnitude of the force?

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