| Vocabulary | Definition | Example |
| Polynomial | Expression containing a finite sum of terms. | 6x x2+ 5x = 1 |
| Monomial | Polynomial with 1 term. | 7 2x |
| Binomial | Polynomial with 2 terms. | x2
- 9 3x + 1 |
| Trinomial | Polynomial with 3 terms. | x2
+ 2x + 1 4x2 + 6x - 3 |