Efficient Integration of x^3 / (x+1)^10: Tips & Tricks"

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The discussion focuses on the integration of the function x^3 / (x+1)^10. Participants suggest using integration by parts after rewriting the function as x^3(x+1)^{-10}. Initial attempts at substitution with u = x+1 were deemed ineffective. The correct substitution leads to x = u-1, which simplifies the integration process.

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1. Integrate x^3 / (x+1)^10



Tried substitution with u = x+1, or x+1 cubed, but no go
 
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You could just write it as [tex]x^3(x+1)^{-10}[/tex] and integrate by parts a few times.
 
O.J. said:
Tried substitution with u = x+1, or x+1 cubed, but no go

If u = x+1, then x = u-1, isn't it?
 

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