Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ UP PCS (Pre) 1995 Q.The solution of the differential equation 2 d y y cos2x dx is– A1 Acosx Bsin x cos2x 3 B1 Acosx Bsin x sin 2x 3 C1 Acosx Bsin x cos2x 3 D1 Acosx Bsin x sin 2x 3 Show answer Correct answer: 1 Acosx Bsin x cos2x 3