Question

if x+1/x = 5 then x^2 + 1/x^2​

Answer 1

Answer:

$x + \frac{1}{x} = 5 \\ \\ {(x + \frac{1}{x} })^{2} = 25 \\ \\ {x}^{2} + 2 + \frac{1}{ {x}^{2} } = 25 \\ \\ {x}^{2} + \frac{1}{ {x}^{2} } = 23$

Answer 2

Hope my answer above helps you ...