The FOIL method is a useful way to recall how to expand the

Last updated: 6/17/2023

The FOIL method is a useful way to recall how to expand the product of two binomials a b x c d Multiply the First terms Outer terms Inner terms and the Last terms of the binomials and sum the four products to obtain the formula a b x c d ac ad bc bd Explain how the rectangular area diagram shown to the right justifies the FOIL method What is the area of F The area of Fis a b F 1 C 0 L d