Two particles are attracted to each other. Particle B is initially at rest and 100 meters away along the positive direction from particle A. Particle A is being held in a fixed position at the origin. Particle B’s velocity back toward particle A is described by the function vb(t)=-(3m/s^2)t^2 a) What is the acceleration of Particle B as a function of time? b) What is the position of Particle B as a function of time? c) How long does it take for particle B to reach particle A at the origin? d) How fast is particle B moving when it reaches particle A

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Projectile Motion