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More Algebra I Lessons

Videos, worksheets, solutions, and activities to help Algebra 1 students learn how to multiply binomials using FOIL or Smiley Face method.

This method can only be used when we are multiplying a binomial by a binomial.

**How to multiply a binomial by a binomial using the FOIL method and a Smiley Face Method?**

FOIL stands for First, Outer, Inner, Last.

Examples:

(2x - 3)(5x + 9)

(7x - 3)(2x + 3)

**Multiplying Binomials – Smiley Face Method**

Examples: Multiply the following binomials

1) (3a - 4b)(2c + 5d)

2) (3 + 2y)(3y - 4)

**Three ways to multiply binomials**

How to multiply binomials using FOIL, the Distributive Method, and the Box Method?

What is a binomial?

A binomial is a polynomial with 2 terms.

A binomial is not an equation.

**Multiplying Two Binomials Using the FOIL Method**

Examples:

(x + 3)(x + 2)

(x + 4)(x - 5)

(x - 2)(x - 6)

**Expanding Double Brackets**

How to expand a set of double brackets using the smiley face method?

Example:

(x + 2)(x + 3)

**Multiplying Binomials**

The following video looks at multiplying binomials (2 term polynomials).

When multiplying binomials we use what we call the F.O.I.L Method. First, Outer, Inner, Last.

Example:

(2x + 5)(x - 4)

**Binomial Distribution: FOIL rap**

Lyrics:

First, Outer, Inner, Last

Binomial times binomial

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

More Algebra I Lessons

Videos, worksheets, solutions, and activities to help Algebra 1 students learn how to multiply binomials using FOIL or Smiley Face method.

This method can only be used when we are multiplying a binomial by a binomial.

FOIL stands for First, Outer, Inner, Last.

Examples:

(2x - 3)(5x + 9)

(7x - 3)(2x + 3)

Examples: Multiply the following binomials

1) (3a - 4b)(2c + 5d)

2) (3 + 2y)(3y - 4)

How to multiply binomials using FOIL, the Distributive Method, and the Box Method?

What is a binomial?

A binomial is a polynomial with 2 terms.

A binomial is not an equation.

Examples:

(x + 3)(x + 2)

(x + 4)(x - 5)

(x - 2)(x - 6)

How to expand a set of double brackets using the smiley face method?

Example:

(x + 2)(x + 3)

The following video looks at multiplying binomials (2 term polynomials).

When multiplying binomials we use what we call the F.O.I.L Method. First, Outer, Inner, Last.

Example:

(2x + 5)(x - 4)

Lyrics:

First, Outer, Inner, Last

Binomial times binomial

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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