If f(x) is differentiable at x=a (a is not equal to 0), evaluate

lim (f^4 (x) - F^4 (x))/ x^4 - a^4 as x goes to a

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- November 3rd 2008, 09:07 AMhenridifferentibility
If f(x) is differentiable at x=a (a is not equal to 0), evaluate

lim (f^4 (x) - F^4 (x))/ x^4 - a^4 as x goes to a - November 3rd 2008, 09:38 AMPlato
I think that you mean

Is that correct? - November 3rd 2008, 02:55 PMchiph588@
Assuming Plato is right...

(by factoring)