Question:

16. What is the result when (x + 2)

is multiplied by (x - 2)?

A. a multinomial

B. a trinomial

C. a binomial

D. a monomial

Answer:

C. a binomial

SPECIAL PRODUCTS

⊱⋅ ────────────────────── ⋅⊰

➣ QUESTION:

What is the result when (x + 2) is multiplied by (x - 2)?

• A. a multinomial
• B. a trinomial
• C. a binomial
• D. a monomial

➣ ANSWER:

The product is a binomial, which is .

⊱⋅ ────────────────────── ⋅⊰

➣ SOLUTION:

Let's multiply the two binomials using FOIL method.

• FIRST: =
• OUTER =
• INNER: =
• LAST: =

The product is a binomial (a polynomial with two terms), so the correct answer is letter C.

⊱⋅ ────────────────────── ⋅⊰