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Home > A2C > Chapter 5 > Lesson 5.2.2 > Problem 5-85

5-85.

Think about the axis system in the two-dimensional coordinate plane. What is the equation of the -axis? What is the equation of the -axis?

What are the -values for all the points on the -axis?
How would you write an equation to describe that?
Make a list of several points on the -axis if you need to.

Similarly, what are the -values of all the points on the vertical axis?