You have a difference of squares

Question

(x^2-3)(x^2+3)

One of these factors to two real roots, the other to two imaginary roots.

You have a difference of squares

(x^2-3)(x^2+3)

One of these factors to two real roots, the other to two imaginary roots.

Let g(x)= x^4 - 9

wat are the real factors of g(x) and all the real roots of g(x) = 0