Linear and nonlinear differential equation

Difference between linear and non-linear differential equation.

Linear Differential Equations

Homogeneous differential equation || Reducible to homogeneous differential equation linear differential equation

The integrating factor of linear differential equation (dy)/(dx)+y tan x=secx is -

Integrating factor of linear differential equation x(dy)/(dx) + 2y = x^(2) log x is

The integrating factor of linear differential equation x dy/dx+2y=x^2 log x is

The integrating factor of linear differential equation (dy)/(dx) + y sec x = tan x is

What is the degree of a linear differential equation?

Fill ups Degree of a linear differential equation is always………….