Question

please answer this one too - (x+1/x) (x - 1/x) (x^2 + 1/x^2) (x^4 + 1/x^4)

Answer 1

Answer:

x^8-1/x^8

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

x^4-1/x^4)(x^4+1/x^4)

(x^8-1/x^8)