CBSE Class 9 Mathematics – Polynomials

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Study Materials

9th

9th - Mathematics

Polynomials

Chapter Overview

The chapter 'Polynomials' introduces a powerful algebraic tool used to represent and solve mathematical problems. Students learn to classify polynomials, find their degrees, understand zeroes of polynomials, and perform basic operations involving polynomials.

Important Keywords

  • Polynomial: An algebraic expression made up of variables and constants combined using addition, subtraction, and multiplication.
  • Monomial: A polynomial with one term (e.g., 5x).
  • Binomial: A polynomial with two terms (e.g., x + 3).
  • Trinomial: A polynomial with three terms (e.g., x² + 2x + 1).
  • Degree of Polynomial: The highest power of the variable in the expression.
  • Zero of a Polynomial: A value of the variable for which the polynomial becomes zero.

Detailed Notes

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