How to Use FOIL to Distribute Two Binomials
 
How to Solve Quadratic Equations with the Square Root Rule
 

How to Use UnFOIL to Factor Quadratic Equations

Using the unFOIL method to factor quadratic equations into two binomials requires many steps. Prime factorization and order of decreasing powers are two parts of the unFOIL method, which helps you solve for quadratic equations. Remember that FOIL stands for first, outer, inner, and last.

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