Meaning & use
trinomial
An algebraic expression made up of three terms connected by addition or subtraction.
See it in a sentence
The expression x squared plus three x plus two is a simple trinomial.
Students learned to factor a trinomial into two separate binomials.
A note on using this word
Trinomial is the three-term counterpart to binomial, which has two terms, and polynomial, which has any number of terms.
Words with a similar meaning
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