Questions

1. What is the formula for the slope of a line?

2. What can you say about the line if m>0, if m<0, if m=0, or if m is undefined?

3. What is the slope-intercept form of a line?

4. What is the point-slope formula?

5. What can you say about the slopes of parallel lines?

6. What is true about the slopes of perpendicular lines?

7. Which type of line is not a function?