Let F(x, Y) = X $e ^ { 2 } y$

Short Answer

Let f(x, y) = x $e ^ { 2 } y$ + y $\mathrm { e } ^ { 2 x }$ . Compute $\frac { \partial ^ { 2 } \mathrm { f } } { \partial \mathrm { x } ^ { 2 } }$ .
Enter your answer as just an unlabeled polynomial in $\mathrm { e } ^ { 2 x }$ in standard form.