Difference of Squares

Pronunciation: /ˈdɪ frəns ʌv skwɛərz/ Explain

A difference of squares is a two variable expression in the form a2-b2. A difference of squares is used to expand the expression: a2-b2 = (a+b)(a-b).


  1. Bettinger, Alvin K. and Englund, John A.. Algebra and Trigonometry. pg 28. www.archive.org. International Textbook Company. January 1963. Last Accessed 8/6/2018. http://www.archive.org/stream/algebraandtrigon033520mbp#page/n18/mode/1up. Buy the book

Cite this article as:

McAdams, David E. Difference of Squares. 7/4/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/d/differenceofsquares.html.

Revision History

7/4/2018: Removed broken links, updated license, implemented new markup, implemented new Geogebra protocol. (McAdams, David E.)
5/5/2011: Initial version. (McAdams, David E.)

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