p²+q²=4
Solve the following differential equation by using separation of variables method: dp/dt =(1+p^2)cos(t)/psin(t)
Solve (x + 2)y"-(2x + 5)y'
+ 2y = (x + 1)ex
dr/dΩ+rTanΩ=cos2Ωdr/dΩ+tanΩ=cos2Ω
Equation 𝑓(𝑧, 𝑝, 𝑞) = 0 , it’s solution is given by