Integrating ln(√x)/x: A Challenging Logarithmic Integral

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SUMMARY

The integral ∫(ln(√x))/(x)dx can be simplified by recognizing that ln(√x) is equivalent to (1/2)ln(x). This allows the integral to be rewritten as (1/2)∫(ln(x))/(x)dx. The integration technique used here is based on the property of logarithmic functions and the substitution method, which simplifies the problem significantly. This approach leads to a clearer path for solving the integral using integration by parts.

PREREQUISITES
  • Understanding of logarithmic properties, specifically ln(√x) and its simplification.
  • Familiarity with integration techniques, particularly integration by parts.
  • Knowledge of substitution methods in calculus.
  • Basic proficiency in handling integrals involving natural logarithms.
NEXT STEPS
  • Study the integration by parts technique in detail.
  • Practice solving integrals involving logarithmic functions.
  • Explore the properties of natural logarithms and their applications in calculus.
  • Review substitution methods for simplifying complex integrals.
USEFUL FOR

Students studying calculus, particularly those focusing on integration techniques, and educators looking for examples of logarithmic integrals.

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Homework Statement


∫(ln(√x))/(x)dx


Homework Equations





The Attempt at a Solution


I am really not sure where to start. All of the other integration problems were relatively simple, sticking with the ∫u'/udu = ln(u).
 
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First extract the square root from the log by remembering the sqrt(x) is the same as x^(1/2).

then see if it becomes more obvious.
 

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