x( t )=1.49m cos(3.09rad/s*t+0.699rad) find the velocity at t=1.39s if the equation is for simple hsrmonic motion •4 m/s •1m/s •-4 m/s •-1 m/s
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x( t )=1.49m cos(3.09rad/s*t+0.699rad)
find the velocity at t=1.39s if the equation is for simple hsrmonic motion
•4 m/s
•1m/s
•-4 m/s
•-1 m/s
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