How do you find the domain of $(x-2)/(4-x)$ ?

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Answer 1 · 2016-07-26T11:12:13

The Domain is $RR-{4)$ .

We notice that, when $x=4$ , (x-4)=0, i.e., the $Dr.$ will be $0$ , and, since division by $0$ is not possible, we must have, $x!=4$

In other words, the Domain is $RR-{4)$ .

How do you find the domain of (x-2)/(4-x) (x-2)/(4-x)?