Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ RPSC PGT 2022 Q.Solution of equations dx dy = -ωy; = ωx,is - dt dt Ax = c1 cos ωt + c2 sin ωt y = c1 sin ωt – c2 cos ωt Bx = c1 cos ωt + c2 sin ωt y = c1 sin ωt + c2 cos ωt Cx = c1 sin ωt – c2 cos ωt y = c1 sin ωt + c2 cos ωt Dx = c1 cos ωt + c2 sin ωt y = c1 cos ωt – c2 sin ωt Show answer Correct answer: x = c1 cos ωt + c2 sin ωt y = c1 sin ωt – c2 cos ωt