Math Chapter Wise question with answer

Q01 If y = sin(sin x), then y'' + (tan x) y' + y cos2 x = English · DSE TGT 2019 Q02 If x=cost and y = sinpt, where p is a constant then (1 – x2) y(n + 2) – (2n + 1) xy(n + 1) = English · Jharkhand TGT 2017 Q03 Consider the wave equation ∂ ∂ 2 2 u u = 4,0 < x < π,t > 0 t x with u (0, t) = u (π, t) = 0, u(x, 0) = sin x and ∂... English · Bihar (TRE 1.0) -2023 Q04 If y = 1 msin x e −, then 3 d y 3 dx x=0 will be equal to- English · RPSC PGT 2022 Q05 Two linearly independent solutions of the differential equation y" – 2y' + y = 0 are y1 = ex and y2 = xex then a pa... English · DSSSB PGT 2021 Q06 If for 'A' and 'B' are two parameters, y = A cos 3x + B sin 3x, then English · DSE TGT 2019