Multiply Binomials

Front

What is the product of (a + b)(a - b)?

Back

a^2 - b^2 (This is the difference of squares formula.)

Front

How do you multiply two binomials?

Back

Use the distributive property (FOIL method: First, Outside, Inside, Last).

Front

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

Back

x^2 + 1x - 20

Front

What is the result of (r + 7)(r - 7)?

Back

r^2 - 49 (This is the difference of squares.)

Front

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

Back

x^2 - 144 (This is the difference of squares.)

Front

What does it mean to distribute in multiplication?

Back

To multiply each term in one polynomial by each term in another polynomial.

Front

What is the result of (-x - 1)(x - 11)?

Back

-x^2 + 10x + 11

Front

What is the result of (3x + 2)(2x + 4)?

Back

6x^2 + 16x + 8

Front

What is the FOIL method?

Back

A technique for multiplying two binomials: First, Outside, Inside, Last.

Front

What are like terms?

Back

Terms that have the same variable raised to the same power.