Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ KVS PGT 2023 Q.Solution of the differential equation dy ycot x 4x cosecx dx + =, is: A2 ysin x 2x c = + B2 ysin x x c = + C2 ysin x x c + = D2 ysin x 2x c + = Show answer Correct answer: 2 ysin x 2x c = +