∫(e^1/x) / (x^2) dx

i do not even know where to begin

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- Sep 15th 2009, 06:37 PMgenlovesmusic09antiderivative of (e^1/x) / (x^2)
**∫**(e^1/x) / (x^2) dx

i do not even know where to begin - Sep 15th 2009, 06:55 PMKrizalid
what substitution do you think you need to do?

remember the problem you recently posted about ? you found the substitution you needed to do, can you know find what's the substitution needed here?