Difference between revisions of "FOIL"
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Revision as of 21:12, 26 October 2007
FOIL, standing for first, outside, inside, last, is a mnemonic device for remembering the distributive property when two binomials are multiplied.
![\[(a+b)(c+d) = ac + ad + bc + bd\]](http://latex.artofproblemsolving.com/a/d/9/ad98d8c02772c1e5c65429103a2b7863f5aa6834.png)
