engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Algebra Identities
यदि \(x\,\, + \,\,\frac{1}{x} = \,\frac{5}{2}\) है, तो \(\frac{{5x}}{{7{x^2}\, - \,3x\, + \,7}}\) का मान क्या है?
1
\(\frac{3}{7}\)
2
\(\frac{5}{12}\)
3
\(\frac{3}{14}\)
4
\(\frac{10}{29}\)