3 years ago

What is the domain of the function below?

Mathematics

1 answer:

Dmitrij [34]3 years ago

3 0

The logarithm is defined only when its argument is (strictly) positive. So, you must impose

$x-4>0$

Just add 4 to both sides to get

$x > 4$

So, the domain is composed by all numbers greater than 4 (excluded), which is represented by the interval

$(4, \infty)$

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