difference of two squares

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English[edit]

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Noun[edit]

difference of two squares ‎(uncountable)

  1. (algebra) The identity x^2 - y^2 = (x+y)(x-y)\, that holds for all real numbers.
    The fraction \frac{x-8}{x^2-64} can be simplified to \frac{1}{x+8} using the difference of two squares.

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