Quantitative Aptitude Algebra Identities

যদি x + y = 6 এবং \(\frac{1}{x} + \frac{1}{y} = \frac{18}{5}\) হয়, তাহলে (x2 + y2)এর মান নির্ণয় করো:

1
\(28 \frac{3}{5}\)
2
\(42 \frac{5}{7}\)
3
\(15 \frac{3}{5}\)
4
\(32 \frac{2}{3}\)

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