1. The position of a particle moving in circular motion in the xy plane is = 3cos(2t) î + 3sin(2t)j, where r is in meters and t is in seconds. What is the period of the circular motion?_____
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= 3cos(2t) î + 3sin(2t)j, where r is in meters and t is in seconds. What is the period of the circular motion?_____