Identifying Function Properties with Real-World Examples

This video tutorial teaches how to identify functions even when they are written in unfamiliar forms. It explains that a function is defined by the relationship between numbers, not the format. The video addresses common misconceptions, provides examples, and demonstrates graphing and testing functions using the vertical line test.

What is the definition of a function as described in the lesson?

Explain why a function can still be considered a function even if it does not start with 'y ='.

How can you determine if a relation is a function when it is presented in an unfamiliar format?

What is the vertical line test and how is it used to determine if a relation is a function?

Discuss the importance of the relationship between numbers in defining a function.