The type of partial differential equation \(\frac{{{\partial ^2}P}}{{\partial {x^2}}} + \frac{{{\partial ^2}P}}{{\partial {y^2}}} + 3\frac{{{\partial ^2}P}}{{\partial x\partial y}} + 2\frac{{\partial P}}{{\partial x}} - \frac{{\partial P}}{{\partial y}} = 0\) is

The type of partial differential equation \(\frac{{{\partial ^2}P}}{{\

1.	The type of partial differential equation \(\frac{{{\partial ^2}P}}{{\partial {x^2}}} + \frac{{{\partial ^2}P}}{{\partial {y^2}}} + 3\frac{{{\partial ^2}P}}{{\partial x\partial y}} + 2\frac{{\partial P}}{{\partial x}} - \frac{{\partial P}}{{\partial y}} = 0\) is
A.	Elliptic
B.	Parabolic
C.	Hyperbolic
D.	None of these
Answer» D. None of these