Question

find the product. of the above sum

Answer 1

(x-1)(x+1)(x^2+1)(x^4+1)
(x-1)(x+1)=x^2-1^2=x^2-1
(x^2+1)(x^4+1)=x^6+x^2+x^4+1
x^2-1+x^6+x^2+x^4+1
2x^2+x^6+x^4
hope it helps!!

Answer 2

the identity:
(a-b) (a+b) =a^2-b^2
is used