Question

of x+1/x=2 then x²+1/x²=?​

Answer 1

Given:

$x + \frac{1}{x} = 2$

Squaring both sides,

$(x + \frac{1}{x} )^{2} = 2 ^{2}$

$x^{2} + \frac{1}{x^{2} } + 2 = 4$

$x^{2} + \frac{1}{x^{2} } = 2$