SOLUTION: The sum S of the first n consecutive even positive integers 2,4,6,...,2n is given by the formula S=n(n+1). How many of these consecutive even positive integers must be added to obt

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Question 600181: The sum S of the first n consecutive even positive integers 2,4,6,...,2n is given by the formula S=n(n+1). How many of these consecutive even positive integers must be added to obtain the sum 272?
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