Question

Find the sum and the product of zeroes of the polynomial p(x)=3x2 -12x -27

Answer 1

3x² - 12x - 27 = 0

a = 3 , b = -12 , c = - 27

α + β = -b / a

= -(-12) / 3

= 12 / 3

= 4

α x β = c / a

= -27 / 3

= -9