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I'm trying to take the derivative of [x/x^2+1]^3. Where do I start?

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- Thread starter Latte'
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- #1

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I'm trying to take the derivative of [x/x^2+1]^3. Where do I start?

- #2

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Start as how you start to any derivative, difference quotient.

- #3

- 105

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$$(\frac{x}{x^2}+1)^3$$

start with the chain rule with power rule , then quotient and difference rule .

- #4

mathman

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Start by clarifying your expression.I'm trying to take the derivative of [x/x^2+1]^3. Where do I start?

[itex](\frac{x}{x^2+1})^3[/itex] or [itex](\frac{1}{x}+1)^3[/itex]?

- #5

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Thanks! That really helped.

- #6

Mark44

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In the future, post questions like this in the Homework & Coursework section (under Calculus), not here in the technical sections. When you post a question in the Homework section, a template appears into which you enter the problem description, any formulas or equations, and what you have tried.I'm trying to take the derivative of [x/x^2+1]^3. Where do I start?

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