other govt exam ISRO Junior Personal Assistant Mock Test 2022 Quantitative Aptitude Algebra Identities
જો x + y + z = 0 હોય, તો \(\frac{{{x^2}}}{{yz}} + \frac{{{y^2}}}{{zx}} + \frac{{{z^2}}}{{xy}}\) ની કિંમત શું હશે?
1
x2 + y2 + z2
2
3
3
\(\frac{{{x^2}{y^2}{z^2}}}{x}\)
4
\(\frac{{3{x^2} + 3{y^2} + 3{z^2}}}{x}\)