What's FOIL? | Virtual Nerd

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Real math help. What's FOIL? What's FOIL?

Note:

The FOIL method. No, not aluminum foil! The FOIL method stands for First, Outer, Inner, and Last. It's a popular way multiply two binomials together. This tutorial makes the FOIL method a breeze!

Keywords:

definition
skill
factoring
foil
expand
multiply binomials
binomial

Background Tutorials

Polynomial Definitions
- What is a Polynomial?
  
  If you learn about algebra, then you'll see polynomials everywhere! In this tutorial, you'll learn the definition of a polynomial and see some of the common names for certain polynomials.
Simplifying Expressions
- What are Like Terms?
  
  Combining like terms together is a key part of simplifying mathematical expressions, so check out this tutorial to see how you can easily pick out like terms from an expression
- What's a Term?
  
  Polynomials are those expressions that have variables raised to all sorts of powers and multiplied by all types of numbers. When you work with polynomials you need to know a bit of vocabulary, and one of the words you need to feel comfortable with is 'term'. So check out this tutorial, where you'll learn exactly what a 'term' in a polynomial is all about.

Further Exploration

FOIL and Multiplying Binomials
- How Do You Solve a Word Problem by Multiplying Binomials?
  
  Word problems allow you to see the real world uses of math! In this tutorial, learn how to find the area of a quilt using binomials as the measurement of each side. Use the FOIL method to multiply those binomials together and get your answer!
- How Do You Multiply Binomials Using FOIL?
  
  Looking for practice using the FOIL method? This tutorial delivers! It takes you step-by-step through the FOIL method as you multiply together to binomials.
- What's the Grid Method of FOILing?
  
  Ever played tic-tac-toe? Well this method of multiplying two polynomials together revisits that game! In this tutorial, you'll see a fun alternative to the FOIL method. Learn how to set up a tic-tac-toe grid and use it to find the product of two polynomials!