How to Determine a Function Using the Vertical Line Test?
A step-by-step guide to determining a function using the vertical line test
Graph of the vertical line test
How to apply the vertical line test?
- Geometrically:
- Algebraically:
Determining a Function Using the Vertical Line Test – Example 1:
First, draw a vertical line at any point on the given graph. And now, check whether the vertical line drawn on the diagram intersects the diagram at a maximum of one point.
The vertical line intersects the graph at more than one point (three points), then the given graph does not show a function.
Exercises for Determining a Function Using the Vertical Line Test
Use the vertical line test to determine if the following graph shows a function.
- \(\color{blue}{Yes}\)
- \(\color{blue}{No}\)
Related to This Article
More math articles
- Full-Length 7th Grade PSSA Math Practice Test
- The Ultimate 6th Grade SC Ready Math Course (+FREE Worksheets)
- Proportional Predictions: How to Use Proportions to Estimate Population Size
- How to Help Your 8th Grade Student Prepare for the Kansas KAP Math Test
- Decimals in Action: Completing Addition and Subtraction Sentences
- Best Laptops For Online Math Teachers
- Introduction to Sequences and Series: Fundamentals, Types, and Applications
- How to Order Integers and Numbers? (+FREE Worksheet!)
- 5th Grade TNReady Math Worksheets: FREE & Printable
- How to Find Elapsed Time?

































What people say about "How to Determine a Function Using the Vertical Line Test? - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.