Question
Use formulas (1) and (2) and the power rule to find the derivatives of the following functions.$$f(x)=\frac{1}{x^{3}}$$
Step 1
The power rule states that the derivative of $x^n$ is $nx^{n-1}$. We can rewrite $f(x)$ as $x^{-3}$. So, $f(x)=x^{-3}$. Show more…
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