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For the Simple Harmonic Motion Described by the Trigonometric Function d=9cos8π5td = 9 \cos \frac { 8 \pi } { 5 } t

Question 120

Multiple Choice

For the simple harmonic motion described by the trigonometric function, find the frequency per second.
d=9cos8π5td = 9 \cos \frac { 8 \pi } { 5 } t


A) 45\frac { 4 } { 5 }
B) 8π5\frac { 8 \pi } { 5 }
C) 54\frac { 5 } { 4 }
D) 5π8\frac { 5 \pi } { 8 }
E) 58\frac { 5 } { 8 }

Correct Answer:

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