A 25-foot ladder is leaning against a wall and the base begins to fall away from the wall. When the base of the ladder is 7-ft away from the wall, it is moving away at a rate of 3 feet per second. How fast is the ladder moving down the wall at this instant in feet per second?

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Q: A 13 foot ladder is leaning against a wall. If the top slips down the wall at a rate of 2 ft/s, how…

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