Functions show the relation between input (x) and output (y). It is important to know some of the important terminology around functions.
What you should know after today
- explain why data points should or should not be connected on a graph
- draw a graph from a set of data (ordered pairs, tables of values or equation) and determine whether it represents a linear relation
- identify independent and dependent variables
- determine whether a situation (set of data or table) represents a linear relation and explain why or why not
- p287 #1-10