Question

if x^2+1/x^2=7 then find x-1/x​

Answer 1

Hope it helps....... UwU

Answer 2

Answer:

√5

Step-by-step explanation:

we know that

(x - 1/x)² = x² + 1/x² - 2

or (x - 1/x)² = 7 - 2

or (x - 1/x)² = 5

or (x - 1/x) = √5