Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ Jharkhand TGT 2017 Q.The solution of the equation y x dy 3 dx − = is A3x –3y = c Bx y 1 1 c 3 3 + = C3x+3y = c Dx y 1 1 c 3 3 − = Show answer Correct answer: x y 1 1 c 3 3 − =