Quantitative Aptitude Algebra Identities

If x + y = 7 and x2 + y2 = 25, then the value of \(\left(\frac{1}{x}+\frac{1}{y}\right) \) is:

1
\(\frac{12}{7}\)
2
\(\frac{7}{25}\)
3
\(\frac{7}{12}\)
4
\(\frac{1}{10}\)

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