The Shoe Sale
(On a side note, I’m not sure what I love more, my left foot or Google Classroom.) This problem is from Peter Liljedahl’s site. The Shoe Sale You decide to take advantage of a buy 2 pair get 1 pair of...
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Would you have known immediately that the number 1729 is the sum of two cubes? You think you’re so smart, but you’re no Ramanujan. He told Hardy that 1729 is the sum of two cubes in two ways: 13+123...
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