Question

if the sum of the zeros of the quadratic polynomial 3x² - kx + 5 is 2 then find the value of k​

Answer 1

Answer:

polynomial = 3x²- kx + 5

sum of polynomial = -b/a

= - (-k) / 3 = 2

= k/3 =2

k = 3×2 = 6

k= 6

polynomial = 3x² - 6x + 5