Answer
vertical;
horizontal
Work Step by Step
The vertical line test is used to tell whether graphs are graphs of functions. The horizontal line test is used whether a graph of a function is one-to-one.
You need to log in to continue
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.