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During a certain time interval, the angular position of a swinging door is described by & = 4.81 + 8.4t + 2.052, where 6 is

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During a certain time interval, the angular position of a swinging door is described by & = 4.81 + 8.4t + 2.052, where 6 is in radians and t is in seconds. Determine the angular position, angular speed, and angular acceleration of the door at the following times

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