A $1\mathrm{.}00$ box and a $3\mathrm{.}70$ box on a perfectly smooth horizontal floor have a spring of force constant $330$

compressed between them. The initial compression of the spring is $8\mathrm{.}00.$

Part A

Find the acceleration of $1\mathrm{.}00$ box the instant after they are released.

ANSWER:

Part B

Find the acceleration of $3\mathrm{.}70$ box the instant after they are released.