can someone help me please to find the derivative of the next equation :

f(x) = -(1/x^2) * (e^(1/x)) * (x+2)

f '(x) = ?

thnx

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- Jan 26th 2010, 03:51 AMtukilalaI need help with derivative
can someone help me please to find the derivative of the next equation :

f(x) = -(1/x^2) * (e^(1/x)) * (x+2)

f '(x) = ?

thnx - Jan 26th 2010, 04:29 AMRaoh
if $\displaystyle f,g$ and $\displaystyle e$ three functions.

$\displaystyle (f \times g \times e)'=f'ge+fg'e+fge'.$