How to factor $2x^2 - 8y^2$ ?
So far I got it down to $$2(x^2 - 4y^2),$$ but it's not the answer; I don't think it's factored enough.
How to factor $2x^2 - 8y^2$ ?
So far I got it down to $$2(x^2 - 4y^2),$$ but it's not the answer; I don't think it's factored enough.