state gov Telangana Police SI (Pre+Mains) Mock Test Series 2025 Quantitative Aptitude Algebra Identities
यदि \(2x + 3y\; = \;\frac{{11}}{2}\) व \(xy\; = \;\frac{5}{6}\), तो 8x3 + 27y3 का मान है-
1
583
2
\(\frac{{583}}{4}\)
3
187
4
\(\frac{{671}}{8}\)