The Vertical Line Test This activity will help you meet these educational goals: You will apply the vertical line test to identify graphs of equations that represent functions.
Directions
Read the instructions for this self-checked activity. Type in your response to each question, and check your answers. At the end of the activity, write a brief evaluation of your work. Activity
In this activity, you will use the graphing tool to apply the vertical line test and identify graphs of equations that represent functions. Part A The graph shows the equation x = y2. Use the slider for a to move the vertical line on the graph. According to the vertical line test, is this equation a function? Why or why not?