Difference between revisions of "FOIL"

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*[[Simon's Favorite Factoring Trick]]
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[[Category:Elementary algebra]]
  
 
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Revision as of 15:31, 27 October 2007

FOIL, standing for first, outside, inside, last, is a mnemonic device for remembering the distributive property when two binomials are multiplied.

\[(a+b)(c+d) = ac + ad + bc + bd\]

See also

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