Question

if x+1/x=2 then underootx+1/underrootx equal​

Answer 1

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

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

$(√x)² + \frac{1}{(√x)²} + 2 = 4$

$(√x + \frac{1}{√x})² = 4$

$√x + \frac{1}{√x} = 2$