Calculate velocity of the train relative to the car. VA/B = VA-VB = 120 (cos15°i+sin 15°j)-90 (cos 60°i+sin 60°j) VAIB = 70.9i-46.9j km/h Calculate velocity of the train relative to the car. aA/B=a₁-a =0-3(- cos 60i -sin 60j) AB=1.5i-2.6j m/s²

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