factorize

12x^6-12
=12(x^6-1)
=12(x^3-1)(x^3+1)
=12(x-1)(x2+x+1)(x+1)(x2-x+1)

2006-11-04 23:24:29 補充：
x^3-1 = (x-1)(x^2+x+1)x^3+1 = (x+1)(x^2-x+1)

factorize
12x^6-12
=12(x^6-1)
so12x^6-12=12(x^6-1)

12x^6-12
=12(x^6-1)

6 0 ? ? ^ = ^