Differential Equations of different types and their solutions are explained in six parts: General form of differential equations; Differential equation with RHS 0;"Differential equation with RHS

power function; Differential equation with RHS trigonometric function; Differential equation with RHS power and trigonometric function; Differential equation with RHS polynomial term; Differential equation with RHS polynomial term and power function; Differential equation with RHS polynomial term and trigonometric function; Differential equation with RHS sum of polynomial, power and trigonometric function; Differential equation with RHS integral function; Ordinary differential equations; General solution of second order differential equation; Problems using method of variation of parameter; Linear differential equation with

variable coefficients; Problems based on Euler′ s type of equations; Legendre′ s linear differential equations;

Problems based on Legendre′ s type of equation; Simultaneous linear differential equations; Problems on simultaneous linear differential equations; Trial solutions based on RHS function X; Problems based on type 1 −straight case; Problems based on type 2 − sum case; Problems based on type 3 −modified case