B bos1234 Member Joined Oct 9, 2006 Messages 491 Gender Male HSC 2007 Jun 23, 2007 #1 Last edited: Jun 23, 2007
M malady New Member Joined Jun 10, 2006 Messages 13 Gender Male HSC N/A Jun 23, 2007 #2 u=exp(x)>>du = exp(x)dx I=Int[ 1/(u-1)-1/(u+1)]du = 1/2[ln(u-1)-ln(u+1)] etc...
