Question

Efectua:
(x+1)(x-1)(x^4+x^2+1)+1

Answer 1

(x+1)(x-1)(x^4+x^2+1)+1
(x^2-x+x-1)(x^4+x^2+1)+1
(x^2-1)(x^4+x^2+1)+1
x^6+x^4+x^2-x^4-x^2-1+1
x^6

Rpta: x^6