What is the frequency and period of the partical

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Reference no: EM13235327

The position of a particle in cm is given by x = (7) cos 9?t, where t is in seconds.

(a) What is the frequency? (hz)

(b) What is the period? (sec)

(d) What is the first time after t = 0 that the particle is at its equilibrium position? (sec)

Reference no: EM13235327

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