Derivative of 1/x^n: Simplifying the Process

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SUMMARY

The derivative of the function \(\frac{1}{x^n}\) can be simplified by rewriting it as \(x^{-n}\). This transformation allows for straightforward differentiation using the power rule. The discussion clarifies that the anti-derivative of \(\frac{1}{x^n}\) is not related to the anti-derivative of \(\frac{1}{x}\), which is \(\ln x\). Therefore, focus on the power rule for differentiation rather than the logarithmic function.

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If you want to take the derivative of [tex]\frac{1}{x^n}[/tex] do you turn it into x^-n and go from there or somhow use the fact that the anti derivative of 1/x is ln x?
 
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The fact that "the anti derivative of 1/x is ln x" is irrelevant to the anti-derivative of [itex]\frac{1}{x^n}[/itex]. Write as x-n. Because [itex]\frac{1}{x^n}= x^{-n}[/itex], the anti-derivative of 1 is the anti-derivative of the other.
 
Thanks! :smile:
 

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