Let (piece wise function) f(x)= x^(1/3), for x=/= 0; 0 for x=0.
So is this function differentiable at x=0? Could you explain why or why not? Thanks!
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The function differentiable at iff the limit exists. But , so the limit doesn't exist.
Last edited by Abu-Khalil; February 6th 2009 at 08:51 PM.
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