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Partial fractions?

  • Thread starter dlevanchuk
  • Start date
  • #1
29
0

Homework Statement


Need to refresh my memory :-S

Indefinite integral of x/(1+x^2) ..


Homework Equations





The Attempt at a Solution



Would I use partial fractions on that bad boy?
 

Answers and Replies

  • #2
29
0
nevermind... substitution of u = 1+x^2 is easier.. :-)
 
  • #3
33,485
5,174
Partial fractions is not a viable candidate for this problem, since 1 + x2 is irreducible in polynomials with real coefficients.
 

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