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where-is-to-be-the-function-f-z-zRez-z-Imz-z-diffrentable-and-find-the-dervaitive-




Question Number 132635 by mohammad17 last updated on 15/Feb/21
where is to be the function   f(z)=zRez+z^− Imz+z^−  diffrentable and  find the dervaitive?
$${where}\:{is}\:{to}\:{be}\:{the}\:{function}\: \\ $$$${f}\left({z}\right)={zRez}+\overset{−} {{z}Imz}+\overset{−} {{z}}\:{diffrentable}\:{and} \\ $$$${find}\:{the}\:{dervaitive}? \\ $$
Commented by mohammad17 last updated on 16/Feb/21
?????
$$????? \\ $$

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