Question: The position of a mass oscillating on a spring is given by x = (3.9 cm) cos[2t/(0.38 s)]. (a) What is the period of this

The position of a mass oscillating on a spring is given by x = (3.9 cm) cos[2πt/(0.38 s)].

(a) What is the period of this motion?

(b) What is the first time the mass is at the position x = 0?

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