27.) The polynomial - x3 + 4x2 + 5x is a monomial, binomial, trinomial or other

Polynomial - x^3 + 4x^2 + 5x has 3 terms (-x^3) and (4x^2) and (5x).

a monomial has 1 term : example : 2x

a binomial has 2 terms : example : 3x^2 + 6x

a trinomial has 3 terms : example : - x^3 + 4x^2 + 5x <===