Understanding The Vertical Line Test
Choose your learning level
Watch & Learn
Video explanation of this concept
concept. Use space or enter to play video.
Beginner
Start here! Easy to understand
Beginner Explanation
The vertical line test checks if a graph is a function by ensuring no vertical line intersects the graph more than once.
Now showing Beginner level explanation.
Practice Problems
Test your understanding with practice problems
1
Quick Quiz
Single Choice Quiz
Beginner
Which graph passes the vertical line test?
Please select an answer for all 1 questions before checking your answers. 1 question remaining.
2
Real-World Problem
Question Exercise
Intermediate
Teenager Scenario
Imagine plotting your daily study hours over a week. Does your graph pass the vertical line test?
Click to reveal the detailed solution for this question exercise.
3
Thinking Challenge
Thinking Exercise
Intermediate
Think About This
Consider a graph of your favorite music streaming over time. How would you determine if it passes the vertical line test?
Click to reveal the detailed explanation for this thinking exercise.
4
Challenge Quiz
Single Choice Quiz
Advanced
Which of the following graphs represents a function?
Please select an answer for all 1 questions before checking your answers. 1 question remaining.
Recap
Watch & Learn
Review key concepts and takeaways
recap. Use space or enter to play video.