not a one-to-one function
Work Step by Step
The range element "Phoebe" is paired with two different domain elements: "John" and "Chuck." Hence, the function is not one-to-one.
You can help us out by revising, improving and updating this answer.Update this answer
After 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.