# Revision Notes For CBSE Class 9 Math Chapter -2 Polynomials

An expression comprising of more than two algebraic terms are referred to as a polynomial. They are the sum of different terms containing different powers of variables.

A polynomial can have many terms including:

• Constants such as 1, 2, 3â€¦.
• Variables such as g, h, x, yâ€¦..
• Exponents such as 5 in x5 â€¦â€¦

Polynomials often represent a function. The term Polynomials is derived from a Greek word which refers to the multiple terms â€“The word Poly refers to multiple and Nominal refers to terms. This mathematical expression is constructed with constants and variables. Monomials, Binomials, Trinomials are different types of polynomials.

## Frequently asked Questions on CBSE Class 9 Maths Notes Chapter 2: Polynomials

1. Monomial
2. Binomial
3. Trinomial

### What are the uses of â€˜Polynomialsâ€™?

Polynomials are used in engineering, computer and math based jobs, in management, business and even in farming.

### What is polynomial function?

A polynomial function is a function that involves only non-negative integer powers or only positive integer exponents of a variable in an equation.