Problem:
Differentiate the following function:
$\left(7-5 x^5\right)^3 \cos (2 x+6)$
Answer:
$\left(7-5 x^5\right)^2 \left(2 \left(5 x^5-7\right) \sin (2 (x+3))-75 x^4 \cos (2 (x+3))\right)$
{'source': 'AMPS', 'file': 'amps/mathematica/calculus/derivatives/1365.txt'}