Respuesta :

gmany
[tex]\log(x-4)+4\\\\\text{the domain:}\\\\x-4 > 0\ \ \ |+4\\\\x > 4\to x\in(4;\ \infty)[/tex]
altavistard
the log of 0 is not defined, so the criterion to use here is that the input to the log function must be greater than zero.  

Thus, x-4 ≥ 0, or x ≥ 4 (answer)

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