If y=xe^(-1/x)

is y'= xe^(-1/x)*(-(x-1)/x^2)+e^(-1/x)

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- January 3rd 2010, 01:45 PMspazzyskylarAnother calculating y'
If y=xe^(-1/x)

is y'= xe^(-1/x)*(-(x-1)/x^2)+e^(-1/x) - January 3rd 2010, 01:51 PMTWiX
- January 3rd 2010, 01:53 PMskeeter
- January 3rd 2010, 01:55 PMspazzyskylar
Not really, should it be -(x+1)/x^2

- January 3rd 2010, 01:56 PMArchie Meade
Not quite! if

- January 3rd 2010, 01:59 PMe^(i*pi)
- January 3rd 2010, 02:00 PMspazzyskylar
I got it now :)

- January 3rd 2010, 02:05 PMpickslides