Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ Haryana PGT 2020 Q.Particular Integral of the differential equation (D3 + 3D2 + 2D) y = x2 is: A3 2 1 x 3x 7x 2 3 2 2 + − B3 2 1 x 3x 7x 2 3 2 2 − + C3 2 1 x 2x 7x 3 3 3 2 − + D3 2 1 x 3x 7x 3 3 2 2 − + Show answer Correct answer: 3 2 1 x 3x 7x 2 3 2 2 − +