Question
Classify the following expressions as a monomial, a binomial or a trinomial. a, a + b, ab + a + b, ab + a + b - 5 xy, xy + 5, $5 x^2-x+2$, 4pq - 3q + 5p, 7, 4m - 7n + 10, 4mn + 7.
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Answer
Given expressions and their type are given below.
| Expression | Type of polynomial |
| a | Monomial |
| a+b | Binomial |
| ab+a+b | Trinomial |
| ab+a+b-5 | Polynomial |
| xy | Monomial |
| xy+5 | Binomial |
| 5x^(2)-x+2 | Trinomial |
| 4pq-3q+5p | Trinomial |
| 7 | Monomial |
| 4m-7n+10 | Trinomial |
| 4mn+7 | Binomial |
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