Continuing a Pattern
Describe what happens on a graph if you continue the pattern in this table of values.
x 
y 
1 
13 
2 
9 
3 
7 
4 
6 
5 
5.5 

Based on the graph, what must be true in the pattern between the yvalues in order to illustrate this same phenomenon on another graph? Explain.
Submit your idea for an investigation to InterMath.
