Relations+and+Functions+2

2. Demonstrate an understanding of relations and functions. [C, R, V] Achievement Indicators

2.1 Explain, using examples, why some relations are not functions but all functions are relations. 2.2 Determine if a set of ordered pairs represents a function. 2.3 Sort a set of graphs as functions or non-functions. 2.4 Generalize and explain rules for determining whether graphs and sets of ordered pairs represent functions.