Answer
trinomial
Work Step by Step
A trinomial is a polynomial with 3 terms, which we can remember since tri- is a prefix for the number three.
The polynomial $x^{2}+x+9$ is an example of a trinomial.
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.