Question

if x²+ 1/x² = 5 then find the positive value of ( x - 1/x)

Answer 1

this is the answer of your question

Answer 2

if x²+1/x² =5

then x-1/x =

(x-1/x)² = x²+1/x²- 2

(x-1/x)² = 5 - 2

(x-1/x)² = 3

squaring on both sides

x-1/x = √3

Hope you understood this solution .