Domain of a rational function write in interval notation

The video tutorial covers factoring, rational functions, and discontinuities. It explains how to set the denominator of a rational function to zero, using techniques like the quadratic formula. The tutorial also demonstrates graphing and writing the domain of a function, emphasizing the importance of understanding intervals and undefined values.

What is the significance of the denominator in a rational function?

How do you determine the discontinuities of a rational function?

Explain the zero product property and how it applies to factoring.

Describe how to graph the discontinuities of a rational function.

What does it mean to write the domain of a function?