Multiplying binomials

Front

What is the result of multiplying (x + 12)(x - 12)?

Back

x² - 144

Front

What is the result of multiplying (x - 7)(x + 7)?

Back

x² - 49

Front

What is the result of multiplying (x + 2)(x + 3)?

Back

x² + 5x + 6

Front

What is the result of multiplying (x + 5)(x + 4)?

Back

x² + 9x + 20

Front

What is the result of multiplying (x - 4)(x - 6)?

Back

x² - 10x + 24

Front

Define a binomial.

Back

A binomial is a polynomial with two terms, such as (a + b).

Front

What is the FOIL method in multiplying binomials?

Back

FOIL stands for First, Outside, Inside, Last; it's a method to multiply two binomials.

Front

What does the term 'like terms' mean in algebra?

Back

Like terms are terms that have the same variable raised to the same power.

Front

What is the difference of squares formula?

Back

The difference of squares formula states that a² - b² = (a + b)(a - b).

Front

What is the sum of squares formula?

Back

The sum of squares cannot be factored over the real numbers.