Chhattisgarh Board Solutions for Exercise 15: Exercise – 4

Zeroes of some polynomials of the form $a{x}^2+bx+c$ are given below:
Find the factors of the polynomial:
$\left(\frac{1}{2}, \frac{-1}{2}\right)$

Zeroes of some polynomials of the form $a{x}^2+bx+c$ are given below:
Find the factors of the polynomial:
$\left(15, 17\right)$

Zeroes of some polynomials of the form $a{x}^2+bx+c$ are given below:
Find the factors of the polynomial:
$\left(-18, 12\right)$

Find the sum and product of zeroes of the following polynomial:

${\mathrm{x}}^2+10\mathrm{x}+24$

Find the sum and product of zeroes of the following polynomial:

$2{\mathrm{x}}^2-7\mathrm{x}-9$

Find the sum and product of zeroes of the following polynomial:

${\mathrm{x}}^2+11\mathrm{x}+30$

Find the sum and product of zeroes of the following polynomial:

$-5{\mathrm{x}}^2+3\mathrm{x}+4$

Find the sum and product of zeroes of the following polynomial:

${\mathrm{x}}^2+\mathrm{x}-12$