Question

The set (3, -3) is the solution set for which of these?
x^2-9=0
(x+3)^2=0
(x-3)^2=0
None of these

Answer 1

u can use the foil method to help u solve this

Answer 2

Ok so that elimanates the 2 middle answers if i'm not mistaken?

Answer 3

yes, its going to be the first answer bc when you factor you get (x-3)(x+3)