Station C Answers

1.  It is linear because the graph is a straight line.

2.  It is linear because it is in the form y = mx+b and there is no exponent bigger than 1.

3.  It is not linear because the x is squared.

4.  It is not linear because there is not a constant rate of change.

5.  It is linear because there is a constant rate of change.

6.  It is not linear because the graph does not make a straight line.

7.  It is linear because the x is only to the first power and it could be rearranged to the form y=mx+b.

8.  It is linear because the y-values have a constant rate of change.

9.  It is not linear because the graph does not make a straight line.

10.  It is not linear because there is not a constant rate of change.