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MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
The position of an object in simple harmonic motion is given by x=(9.04 cm) cos[(2 pie/ .673) t]
(a) What is the object's speed at ​0.835 s​? answer in cm/s
(b) What is the object's maximum speed? answer in cm/s
(c) What is the object's speed when x = -9.04 cm? answer in cm/s
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