Key Concepts

This is a lesson from the tutorial, Mathematics 110: Introducing Polynomials and we encourage you to log in or register before you continue, so that you can track your progress.

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Key Concepts

  • Use the FOIL method for multiplying two binomials.
    Step 1. Multiply the First terms.Key Concepts
    Step 2. Multiply the Outer terms. 
    Step 3. Multiply the Inner terms. 
    Step 4. Multiply the Last terms. 
    Step 5. Combine like terms, when possible. 
  • Multiplying Two Binomials: To multiply binomials, use the:
    • Distributive Property
    • FOIL Method
    • Vertical Method
  • Multiplying a Trinomial by a Binomial: To multiply a trinomial by a binomial, use the:
    • Distributive Property
    • Vertical Method

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