... does not ...
Work Step by Step
----------------- Here, for two different values from the domain, 4 and $-4,$ the corresponding function values are equal $(16)$... so f is not one-to-one, which is why it has no inverse.
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.