Prove from that f is differentiable at a general point
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Originally Posted by bigdoggy Prove from that f is differentiable at a general point for given define by now if then: and obviously as this also shows that the derivative of at is
Originally Posted by NonCommAlg for given define by now if then: and obviously as this also shows that the derivative of at is I'm a little confused as to what is happening above, please could you explain, line by line, if possible? Thanks very much
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