# How do you find the discontinuity of a rational function?

##### 1 Answer

Aug 29, 2014

The discontinuities of a rational function can be found by setting its denominator equal to zero and solving it.

Let's look at a simple example. Let us find the discontinuities of

By setting the denominator equal to zero,

By factoring it out,

So, we have

Hence,

Would this get you going?