Question: A 17-ft ladder is placed against a building. The base of the ladder is slipping away from the building at a rate of 9 ft

A 17-ft ladder is placed against a building. The base of the ladder is slipping away from the building at a rate of 9 ft per minute. Find the rate at which the top of the ladder is sliding down the building at the instant when the bottom of the ladder is 8 ft from the base of the building.

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