Multiplying Binomials

Front

What is a binomial?

Back

A binomial is a polynomial with exactly two terms, such as 5x + 11.

Front

What is a trinomial?

Back

A trinomial is a polynomial with exactly three terms, such as x² + 7x + 12.

Front

Multiply: (r + 7)(r − 7)

Back

r² − 49

Front

Write the expanded form of (x + 3)(x + 6).

Back

x² + 9x + 18

Front

What is the area of a rectangle with length (x + 2) and width (3x + 7)?

Back

3x² + 13x + 14 square units.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

What is the FOIL method?

Back

The FOIL method is a technique for multiplying two binomials: First, Outside, Inside, Last.

Front

Multiply: (x + 4)(x + 5)

Back

x² + 9x + 20

Front

What is the result of (a + b)²?

Back

(a + b)² = a² + 2ab + b².

Front

What is the difference of squares formula?

Back

a² - b² = (a + b)(a - b).