Problem:
Differentiate the following function:
$\frac{1}{\left(\frac{x^2}{2}-\frac{15}{2}\right)^3}+\cos \left(5-\frac{17 x}{2}\right)$
Answer:
$\frac{17}{2} \sin \left(5-\frac{17 x}{2}\right)-\frac{48 x}{\left(x^2-15\right)^4}$
{'source': 'AMPS', 'file': 'amps/mathematica/calculus/derivatives/5398.txt'}