College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

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The location of a moving particle at a particular time is given by x = at - bt 2 , where a = 10 m/s and b = 0.50 m/s 2. (a) Where is the particle at t = 0 (b) What is the particle's displacement for the time interval t 1 = 2.0 s and t 2 = 4.0 s