other govt exam BARC DAE Junior Purchase Assistant / Junior Storekeeper Mock Test Quantitative Aptitude Algebra Identities
\(2x+\frac{1}{5x}=4\), then the value of \(625x^4+\frac{1}{16x^4}\) is?
1
9998
2
998
3
\(1250\frac{1}{2}\)
4
\(9012\frac{1}{2}\)