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    How fast is the boat approaching the dock?

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    A boat is pulled into a dock by a rope attached to the bow of the boat and passing through a pulley on the dock that is 1m higher than the bow of the boat. If the rope is pulled in at a rate of 1m/s, how fast is the boat approaching the dock when it is 8m from the dock?

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    https://brainmass.com/math/calculus-and-analysis/how-fast-is-the-boat-approaching-the-dock-7696

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