Question

if x+1by 7 then find the value of x4+1 by x4​

Answer 1

Step-by-step explanation:

x^4+1/x^4

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

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

(x^4+1/x^4) = (14)^2 - 2

(x^4+1/x^4) = 196 - 2

(x^4+1/x^4) = 194