Question

Factor x^2 - 9

Answer 1

(x+9)(x-9)

Answer 2

(x^2 - 9)
can be solved using the differences of squares,

sqrt 9 = 3

(x - y)(x + y)

therefore,

(x - 3)(x + 3)

Answer 3

i think you mean 3 @Nismo450Z ^_^

Answer 4

yes 3