engineering recuitment HPCL Junior Executive 2025 Mock Test Quantitative Aptitude Algebra Identities
If x + y = \(\frac{5}{6}\) and \(\frac{1}{x}\) + \(\frac{1}{y}\) = 7\(\frac{1}{2}\) , then what is the value of x3 + y3 ?
1
\(\frac{25}{72}\)
2
\(\frac{8}{27}\)
3
\(\frac{65}{216}\)
4
\(\frac{11}{72}\)