find the general solutions of (x+y+2z) dz/dx+(x+y+2z)dz/dy=3z
Find the complete integral of p^2 + q^1/2 -y
(d2y/dx2) - y = 4/(1+e^x)
Solve the Lagrange's partial differential equation xy (y² + xz)p+ zsin z q = -yz(y² +xz).
Solve the Lagrange's partial differential equation xy (y² + xz)p+ zsin z q = -yz(y² +xz).
Solve the standard type of first order partial differential equation
p(1+q) = qz
Solve the standard type of first order of partial differential equation
z^2 = 1 + p^2 + q^2
Solve the Clairaut's form
(p+q) (z-px-qy) =1
Applications of Differential Equation of Exponential Reduction or Radioactivity Decay
Applications of Differential Equation of Exponential Growth of Bacteria