Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ UPPSC GDC 2021 Q.The value of () () n d x J x dx is A() n n 1 x J x − B() n 1 n x J x − C() n n 1 x J x + D() n 1 x J x − Show answer Correct answer: () n n 1 x J x −