Submitted by György Chityil ... on Fri, 01/19/2018 - 22:05 Hierarchy: NounDescription: {{algebra}} The identity <math>x^2 - y^2 = (x+y)(x-y)\,</math> that holds for all real numbers.Ngram: difference of two squaresNgram Text: difference of two squaresSource: WiktionaryIssue: 0Wiktionary tag: algebraNgram Count: 4