Based on its number of terms, what is the

polynomial r3-r2 +9r called?

The polynomial is called cubic polynomial.

The standard equation of a polynomial is expressed as:

The type of a polynomial function depends on the degree and number of terms.

Given the polynomial function expressed as , since there are just three terms in the polynomial function, hence the polynomial is called a cubic polynomial.

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Given:

The polynomial is

To find:

Based on its number of terms name for the given polynomial.

Solution:

We have,

Here, number of terms is 3.

Any polynomial with three terms is known as trinomial.

Therefore, based on its number of terms the given polynomial is called a trinomial.