Suppose that a motorboat is moving at 40 ft=s when its motor suddenly quits, and that 10 s later the boat has slowed to 20 ft=s. Assume, as in Problem 2, that the re- sistance it encounters while coasting is proportional to its velocity. How far will the boat coast in all?
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Suppose that a motorboat is moving at 40 ft=s when its motor suddenly quits, and that 10 s later the...
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