Problem:
Find the second derivative of the following function:
$e^{\frac{18}{5}-\frac{39 x}{5}}$
Answer:
$\frac{1521}{25} e^{\frac{3}{5} (6-13 x)}$
{'source': 'AMPS', 'file': 'amps/mathematica/calculus/second_derivatives/36585.txt'}