Question

please solve this question

Answer 1

x + 1/x = 2
squaring on both sides
x^2 + 1/x^2 + 2×x×1/x = (2)^2
x^2 + 1/x^2 + 2 = 4
x^2 + 1/x^2 = 4 - 2
= 2

Answer 2

from eq (x+1/x)=2
we have
x^2-2x+1 = 0
using quadratic formula
u will get the value of x
x = 1
put value in eq.
x^2+1/x^2 = 2 ans.