\(\frac{-15}{(5 - x)^4}\)
\(\frac{-3}{(5 - x)^4}\)
\(\frac{3}{(5 - x)^4}\)
\(\frac{15}{(5 - x)^4}\)
Correct answer is C
y = (5 - x)\(^{-3}\)
\(\frac{dy}{dx}\) = -3(5 - x)\(^{-4}\)
= \(\frac{-3}{(5 - x)^4}\)
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