Question

Answer this question
only 4

Answer 1

Answer:

x^2  +  1/x^2 + 2*x^2*1/x^2= 27 +   2

(x + 1/x) ^ 2 = 29

x + 1/x = root 29

x^2 + 1/x^2 - 2*x*1/x^2 = 27-2

(x - 1/x)^2= 25

x-1/x=5

Step-by-step explanation: