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Class X NCERT Maths Polynomials

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CBSE NCERT Solutions for Class 10 Science Chapter 2 Ex 2.1 (i) (ii) (iii)

Class X NCERT Maths Polynomials

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(iv) (v) (vi)

Class X NCERT Maths Polynomials

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Solution:

number of zeroes is 3. CBSE NCERT Solutions for Class 10 Science Chapter 2 Ex 2.2

1. Find the zeroes of the following quadratic polynomials and verify the relationship

between the zeroes and the coefficients.

Class X NCERT Maths Polynomials

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Solution:

Therefore, by equating the given polynomial to zero. We get, Hence, the relationship between the zeroes and the coefficients is verified. Therefore, by equating the given polynomial to zero. We get,

Cancelling square on both the sides,

Class X NCERT Maths Polynomials

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Sum of zeroes ൌଵ

Product of zeroes ൌଵ

Hence, the relationship between the zeroes and the coefficients is verified. Therefore, by equating the given polynomial to zero. We get, ଷ or ݔൌଷ ଷ and ଷ

Sum of zeroes ൌିଵ

Product of zeroes ൌିଵ

Hence, the relationship between the zeroes and the coefficients is verified.

Class X NCERT Maths Polynomials

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Therefore, by equating the given polynomial to zero. We get, Hence, the relationship between the zeroes and the coefficients is verified. Therefore, by equating the given polynomial to zero. We get, Sum of zeroes ൌξͳͷ൅൫െξͳͷ൯ൌͲൌି଴

Product of zeroes ൌ൫ξͳͷ൯൫െξͳͷ൯ൌെͳͷൌିଵହ

Hence, the relationship between the zeroes and the coefficients is verified.

Class X NCERT Maths Polynomials

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Therefore, by equating the given polynomial to zero. We get,

Sum of zeroes ൌସ

Product of zeroes ൌସ

Hence, the relationship between the zeroes and the coefficients is verified.

2. Find a quadratic polynomial each with the given numbers as the sum and product

of its zeroes respectively. (iii) ૙ǡξ૞

Solution:

is a non-zero real number.