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 1 m higher than the bow of the boat. If the rope is pulled in at a rate of 1 m/s, how fast (in m/s) is the boat approaching the dock when it is 4 m from the dock? Step 1 Using the diagram below, find the relation between x and y. = x2 + 1 pulley y 1 горе

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