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September 30, 2014

Posts by jadacess


Total # Posts: 1

algebra
The sum of the swuares of the first n counting numbers: 1² + 2² + 3² + 4² + 5² + 6² + ... +n² is given by the formula S = n(n+1)(2n+1) ------------ 6 Find the sum of the squares of all the counting numbers between 15 and 35. - answer is 12445...
February 8, 2008

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