Integral ln(x)/x^3 respect to x

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SUMMARY

The integral of ln(x)/x^3 with respect to x can be approached using integration by parts. The user initially considered the substitution u=ln(x) but found it ineffective for finding the correct differential. The discussion highlights the importance of integration techniques, particularly integration by parts, in solving complex integrals.

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  • Understanding of integration techniques, specifically integration by parts.
  • Familiarity with logarithmic functions and their properties.
  • Basic knowledge of differential calculus.
  • Experience with variable substitution in integrals.
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  • Study the integration by parts formula and its applications.
  • Explore advanced techniques for integrating logarithmic functions.
  • Practice solving integrals involving u-substitution.
  • Review examples of integrals that combine logarithmic and polynomial functions.
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Okay how do I do this integral ln(x)/x^3 respect to x.

I've thought of letting u=lnx, but that doesn't make the correct du.
 
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Integrate by parts.
 


thank you seems so easy now.
 

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