+36916 Let x = x^4
x^2 - 12x-64
(x-16)(x+4) put x^4 back in
(x^4-16)(x^4+4) let x = x^2
(x^2-16)(x^2+4)
(x-4)(x+4)(x^2+4) put x^2 back in
(x^2-4)((x^2+4)(x^4+4)
(x-2)(x+2)(x^2+4)(x^4+4)
(x-2)(x+2)(x^2+4)(x^2+2x+2)(x^2-2x+2) I think this is as far as I can go with it....anyone else?
