Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ UP PCS (Pre) 2003 Q.The solution of the differential equation (y2 +x)dx+xydy is– Ax2 (3y2 +2x) = c Bx2 (2y2 +3x)= c Cy2 (3x2 +2y)= c Dnone of the above Show answer Correct answer: none of the above