Last Activity: 13 Years ago
dear balaram
1+x3 = (1+x)(1+x2-x)
now integral becomes
I = dx/(1+x)(1+x2-x)
now use partial fraction
1/(1+x)(1+x2-x) = A/(1+x) + (Bx+c)/(1+x2-x)
find A,B,C & then integrate it ...
approve my ans if u like it
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Last Activity: 2 Year ago(s)