Sum and Difference of Cubes

a3+b3=(a+b)(a2-ab+b2); a3-b3=(a-b)(a2+ab+b2);

References

  1. Bettinger, Alvin K. and Englund, John A.. Algebra and Trigonometry. pg 28. www.archive.org. International Textbook Company. January 1963. Last Accessed 1/12/2010. http://www.archive.org/stream/algebraandtrigon033520mbp#page/n18/mode/1up. Buy the book

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McAdams, David E. Sum and Difference of Cubes. 5/5/2011. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/s/sumanddifferenceofcubes.html.

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