Physic kinematic problem, please help!?

Science & Mathematics by Anonymous 2018-09-20 12:36:33

Social Science

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A truck accelerates from rest, on horizontal ground, and its speed as a function of time follows the equation 15t - 2t2. Once the truck reaches maximum speed, it maintains a constant speed for another 4 minutes. At this point the truck decelerates to a stop at a constant rate and the magnitude of its...