Which of the following must be true for an expression to be a difference of two squares?

a. all variables are raised to an even power

b. there are only two terms

c. both terms have negative coefficients

A. a, b, and c

B. b and c

C. a and b

D. a and c

Question

Mireya Noble

27 August, 09:15

+3

Answers (1)

Know the Answer?

Ernie · Answer 1

C.

An example of this is:

a² - b²

Where both terms have an even power and there are only two terms.

Which of the following must be true for an expression to be a difference of two squares?a. all variables are raised to an even powerb. there are only two termsc. both terms have negative coefficientsA. a, b, and cB. b and cC. a and bD. a and c