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Example 3 - Chapter 2 Class 9 Polynomials
Last updated at Dec. 13, 2024 by Teachoo
Verifying Zeroes of a polynomial
Chapter 2 Class 9 Polynomials
Concept wise
- Definition
- Degree & Coefficient of a polynomial
- Value of a polynomial at a given point
-
Verifying Zeroes of a polynomial
- Finding Zeroes of a polynomial
- Remainder Theoram
- Check if factor
- Factorisation by middle term
- Factorisation by factor formula
- Factorizing cubic equation
- Identity I - IV
- Identity V
- Identity VI & VII
- Identity VIII
Transcript
Example 3 Check whether 2 and 2 are zeroes of the polynomial x + 2. Let p(x) = x + 2. Putting x = 2 p( 2) = 2 + 2 = 0 Since p( 2) is equal to 0 Hence 2 is a zero of polynomial Putting x = 2 p(2) = 2 + 2 = 4 Since p(2) is not equal to 0 Hence 2 is not zero of polynomial
