Understanding Functions: Why They Matter and How They Apply to You

The video tutorial explains the concept of functions using relatable examples, such as buying candy bars. It distinguishes between relations and functions, emphasizing that a function assigns exactly one output for each input. The tutorial provides examples of both functions and non-functions, highlighting the importance of predictability in functions. It concludes with a summary of key points about functions and their characteristics.

What are the implications of having multiple outputs for a single input in a relation?

How can you determine if a relation is a function based on the input and output?