If x - y + z = 0, then find the value of \(\frac{{{y^2}}}{{2xz}}\, - \,\frac{{{x^2}}}{{2yz}}\, - \,\frac{{{z^2}}}{{2xy}}\)
1
\(\frac{3}{2}\)
2
\(\frac{1}{2}\)
3
-6
4
\( - \frac{3}{2}\)
If x - y + z = 0, then find the value of \(\frac{{{y^2}}}{{2xz}}\, - \,\frac{{{x^2}}}{{2yz}}\, - \,\frac{{{z^2}}}{{2xy}}\)