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Hi all,

I need ur help with this integral

[tex]\int\frac{x*ln(x+sqrt{1+x^2}*dx} {sqrt{1+x^2} [/tex]

maybe its about substitution but how?

I need ur help with this integral

[tex]\int\frac{x*ln(x+sqrt{1+x^2}*dx} {sqrt{1+x^2} [/tex]

maybe its about substitution but how?

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