$$\displaystyle\frac{d}{d x } \left( { \left(5e \right) }^{ 2x } \right)$$
$2\left(\ln(5)+1\right)\times \left(5e\right)^{2x}$
$4\left(\ln(5)+1\right)^{2}\times \left(5e\right)^{2x}$
