is a differentiable function at .prove that if

so, &

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- April 20th 2013, 09:16 AMorirDifferentiable function problem
is a differentiable function at .prove that if

so, & - April 20th 2013, 09:26 AMPlatoRe: Differentiable function problem
- April 20th 2013, 09:49 AMorirRe: Differentiable function problem
i actually don't know what to answear to that.. :S

- April 20th 2013, 09:53 AMPlatoRe: Differentiable function problem
- April 20th 2013, 11:03 AMorirRe: Differentiable function problem
this lim doesn't exist... so? how this helps me?

- April 20th 2013, 11:12 AMPlatoRe: Differentiable function problem
- April 20th 2013, 11:40 AMorirRe: Differentiable function problem
i guess it tells me that ...

- April 20th 2013, 11:44 AMPlatoRe: Differentiable function problem
- April 20th 2013, 11:51 AMorirRe: Differentiable function problem
1! thank you...