Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ UP PCS (Pre) 2009 Q.2x 4 d 1 If D =, then (e)is equal to dx (D- 2) A3 2x x e 6 B4 2x x e 16 C4 2x x e 8 D4 2x x e 24 Show answer Correct answer: 4 2x x e 24