What is the factored form of the expression?

Question

r^2 - 49

(1 point)

A. (r - 7)(r + 7)

B. (r + 7)(r + 7)

C. (r - 7)(r - 7)

D. (r - 7)(r + 9)

Answer 1

The factored form of the expression r^2 - 49 is (r - 7)(r + 7).