# Power of Derivatives

Calculus Level 3

$f(x) = e^x \cdot \sin x$

For non-zero values of $$f(x)$$, simplify the expression below. $\log_{2} \dfrac{f^{(2016)} (x)}{f(x)}$

Notation: $$f^{(n)}(x)$$ denotes the $$n^\text{th}$$ derivative of $$f(x)$$.

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