Solve the problem.A simple harmonic motion is described by the equation  where x is the displacement in meters and t is time in seconds. Find positive values of t for which the displacement is .

A.  + 8n sec,  + 8n sec, n an integer
B.  + 8n sec,  + 8n sec, n an integer
C.  + 8n sec,  + 8n sec, n an integer
D.  + 8n sec,  + 8n sec, n an integer

Answer: D

Mathematics

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