The FOIL Method

Front

What does FOIL stand for in the FOIL method?

Back

First, Outside, Inside, Last.

Front

What is the FOIL method used for?

Back

The FOIL method is used to multiply two binomials.

Front

Apply the FOIL method to (x - 5)(x + 1). What is the result?

Back

x² - 4x - 5.

Front

Apply the FOIL method to (3x + 1)(3x - 1). What is the result?

Back

9x² - 1.

Front

Apply the FOIL method to (4x + 3)(x + 2). What is the result?

Back

4x² + 11x + 6.

Front

What is the square of a binomial?

Back

The square of a binomial (a + b)² is a² + 2ab + b².

Front

Apply the square of a binomial to (x + 5)². What is the result?

Back

x² + 10x + 25.

Front

Apply the FOIL method to (2x - 1)(x + 2). What is the result?

Back

2x² + 3x - 2.

Front

What is the first step in the FOIL method?

Back

Multiply the First terms of each binomial.

Front

What is the second step in the FOIL method?

Back

Multiply the Outside terms of each binomial.