Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ OPSC PGT 2017 Q.For Jn(x) being Bessel's function of first kind n d x J (x) dx is equal to: An n 1 x J (x) Bn 1/x J (x) Cn n 1 x J (x) Dn 1 n x J (x) Show answer Correct answer: n n 1 x J (x)