Question

Simplificar:
A = (x+1)(x-1)(x2+1)+1

Answer 1

Respuesta:

$A = (x +1)(x-1)(x^2+1)+1\\A = (x^2 - 1) (x^2 + 1) + 1\\A = x^4 - 1 + 2\\A = x^4$