Plz giv me the rules for integration by the method of substitution.
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1 Answers
Mani Pal Singh
·2009-04-15 06:12:33
when there is x2+a2in the denominator it is advisable to put x = tan@ dx=sec2@
and in case of 1-x/1+x
put x =cos2@
but the more u practise the more u will get it
if u really wanna practise and learn there is thread 4 u
have a look at this 1
http://targetiit.com/iit_jee_forum/posts/integration_siikho_2997.html