Question

E = (x + 1)(x – 1)(x2 + 1)(x4 + 1) + 1
A) x B) x16 C) x2
D) x4 E) x8

Answer 1

Respuesta:

x8

Explicación paso a paso:

$\left(x+1\right)\left(x-1\right)\left(x^2+1\right)\left(x^4+1\right)+1\\\\\left(x+1\right)\left(x-1\right)\left(x^2+1\right)\left(x^4+1\right)+1\\expandimos\\\\=x^8-1+1\\\\-1+1=0\\\\=x^8\\\\x 8$

saludos!!