(x-1/x):(x+1/x)=n
=>(x-1/x)=n*(x+1/x)
\(V=\left(x-\dfrac{1}{x}\right)\left(x+\dfrac{1}{x}\right):\left[\left(x+\dfrac{1}{x}\right)^2-2\right]\)
\(=n\cdot\dfrac{\left(x+\dfrac{1}{x}\right)\left(x+\dfrac{1}{x}\right)}{\left(x+\dfrac{1}{x}\right)^2-2}\)