1. Estimation y=ax

Find the equation that best fits the data.

2. Rate (Slope)

Now, find the rate of change for these lines.

3. Graph y=mx+b

With the graph and equation linked, change one and the other also changes.

4. Intersection on the x-, y-axis

Find the y-intercept and root of a line using the ClassPad.

5. Slope-Intercept Form

Write the equation in slope-intercept form by examining the graph.

6. Intersection of two lines

See the four different ways to find the intersection of two lines.

7. Parallel and Perpendicular Line

Using the Construct function, draw the lines and find the equations.

8. Slope and Point

Determine the equation when you know the slope and point.

9. Two Points

This time, find and graph the equation when you know two points on the line.

10. Standard Form

Change the equation to the Standard Form to obtain more, useful information.

11. Solve Equation with Absolute Value

Find the equation, both algebraically and with the Solve function.