Questions for the Lines Lab:
Give a definition of x-intercept and y-intercept.
What is the y-coordinate of the x-intercept?
What is the x-coordinate of the y-intercept?
How can you use the two intercepts to find the equation of the line?
Does a line always have an x-intercept? (If not, give an example.)
Does a line always have a y-intercept? Why or why not? (If not, give an example.)
Are there any lines that have neither an x-intercept nor a y-intercept?