defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Quantitative Aptitude Algebra
यदि x + y = 25 और xy = 35 है, तो (1/x) + (1/y) =?
1
\(\sqrt{5\over7}\)
2
7/5
3
5/7
4
\(\sqrt{7\over5}\)
यदि x + y = 25 और xy = 35 है, तो (1/x) + (1/y) =?