Find the particular solution of differential equation : `cos(dy/dx)=1/3,y(0)=2`.

Find the particular solution of differential equation : cos(dy/dx)=1/5,y(0)=2 .

Find the particular solution of differential equation : cos(dy/dx)=1/7,y(0)=2 .

Find the particular solution of the differential equation cot x (dy/dx) = y, y = 1 when x = 0 .

Find the particular solution of the differential equation cos x (dy/dx) = y sin x, y = 1 when x = 0 .

Find the particular solution of the differential equation : cos x dy/dx+y=(4x cos x)/(sec x +tan x ),(x ne pi/2) , given that y=0,x=2 .

Find the particular solution of the differential equation (dy)/(dx)=(xy)/(x^2+y^2) given that y=1, when x=0.