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The posihion feractioe x=(5.0) ces [(4π)t+ 3 π ​ ] Cr tr en meter) gives the simple tarmonic mocioa of a bady: At tutue t=21 s, what is the particte's velocity? A. −2.4 m/s B. −20mis C. 220 m/s D. −47
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The posihion feractioe x=(5.0) ces [(4π)t+

3
π
​
] Cr tr en meter) gives the simple tarmonic mocioa of a bady: At tutue t=21 s, what is the particte's velocity?
A. −2.4 m/s
B. −20mis
C. 220 m/s
D. −47 m/s
E. 50 m/s
​

User AndrewSmiley
by
7.5k points

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1 vote

Answer:

the answer is b

hope it is usefull

User Sunvic
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