How do you find the domain of $f (x) = \frac{x}{3 x - 1}$ $f(x)=x/(3x-1)$ ?

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Answer 1 · 2015-05-24T21:54:10

$\frac{x}{3 x - 1}$ $x/(3x-1)$ is well defined for all $x in RR$ except when $3x - 1 = 0$ .

$3x - 1 = 0$ when $x = 1/3$ .

So the domain of $f(x)$ is ${x in RR: x != 1/3}$

How do you find the domain of f(x)=x/(3x-1)f(x)=x3x−1f(x)=x/(3x-1)?