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Old August 17th, 2009, 11:14 AM
skeske1234 skeske1234 is offline
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The top of a 5 m wheeled ladder rests against a vertical wall. If the bottom of the ladder rolls away from the base of the wall at a rate of 1/3 m/s, how fast is the top of the ladder sliding down the wall when it is 3 m above the base of the wall?
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