Algebra
Basic

FOIL Method

Multiply two binomials: First, Outer, Inner, Last.

Formula

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

Variables

a, b, c, dTerms

Example

(x+2)(x+3) = x²+5x+6

Did You Know?

FOIL is just the distributive law with a catchy name — it only works for multiplying two binomials.

expansionfoilbinomialbasics