You are here
Ex 2.2, 3 (i) - Chapter 2 Class 9 Polynomials
Last updated at April 16, 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
Ex 2.2, 3 Verify whether the following are zeroes of the polynomial, indicated against them. (i) p(x) = 3x + 1, x = – 1/3 Given p(x) = 3x + 1 Putting x = – 1/3 p((−1)/3) = 3 ((−1)/3) + 1 = -1 + 1 = 0 Since p((−1)/3) is equal to 0 Therefore, x = (−1)/3 is a zero of the given polynomial.
