Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ UP PCS (Pre) 2007 Q.Which of the following differential equations is linear? A2 dy x y sin y dx B2 dy x y sin x dx Cdy (1 y) sin x 0 dx D2 dy y(y x) x dx Show answer Correct answer: 2 dy x y sin x dx