a weigh it atached to a spring and is suspended from the ceiling so that it lies 30cm from the ceiling when it is at rest. the spring is stretched so that the wieght is 38cm from the ceiling, and is then released. it bounces up AND down for a while . eash time it comes to the bottom of its bouce the lenght of the stretch is 75% of the prevouse strech the period of each bounce of of thw wieght is 1/2 second . write a eqution that reprensent the distance from the weight to ceiling ?

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