1. What is a function? How do we know if a relation is a function?
2. How is functional notation used to express how a value in the domain is related to a value in the range?
3. How is the practical domain and range of a function determined?

7-1: Relations and Functions
7-2: Function Notation
7-3: Domain and Range
7-4: Practical Domain and Range
7-5: Applications

Summative and Formative Assessment

MBA 3A. Explain the concept of a function and use function notation. 3B Interpret functions and expressions for functions that arise in applications in terms of the context and situation they model. 3C Analyze functions using different representations