At $t=0,$ an $825-$g mass at rest on the end of a horizontal spring $)=(184\frac{N}{m}$ is struck by a hammer which gives it an initial speed of $2\mathrm{.}40\frac{m}{s}$

Part A

Determine the period of the motion.

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Part B

Determine the frequency of the motion.

$f=$

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Part C

Determine the amplitude.

$A=$