Learn how to determine the domain from a rational function

The video tutorial explains the concept of constraints in algebra, focusing on the idea that any real number can be used as an input except for those that make a function undefined, such as division by zero. It introduces set notation to express these constraints and explains how to use interval notation to represent the range of valid inputs.

Explain why negative five cannot be included in the set of numbers for X.

Describe the difference between using a parenthesis and a bracket in set notation.