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3. At t = 0, a 785g mass at rest at the end of a horizontal...

3. At t = 0, a 785g mass at rest at the end of a horizontal spring (with k = 184 N / m) is struck with a hammer, giving it an initial speed of 2.26 m / s. Determine (a) the period and frequency of motion, (b) the amplitude A, (c) the maximum acceleration, (d) the position x = x (t) as a function of time, (e) the total energy of the system (f) the kinetic energy when x = 0.50A where A is the amplitude.

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