The solution of differential equation
{\partial^{3} z}/{\partial x^{3}}-3 {\partial^{3} z}/{\partial x^{2} \partial y}+4 {\partial^{3} z}/{\partial y^{3}}=e^{x+2 y} ext{ is }

Question

The solution of differential equation
{\partial^{3} z}/{\partial x^{3}}-3 {\partial^{3} z}/{\partial x^{2} \partial y}+4 {\partial^{3} z}/{\partial y^{3}}=e^{x+2 y} 	ext{ is }

Examsnet · Accepted Answer

Correct Answer is : z=f1(y−x)+f2(y+2x)+xf3(y+2x)+ ‌ex+2y27

UPSC ESE 2020 Electrical Engineering Paper