Question

11. alpha, Beta are the zeros of a quadratic polynomial p(x) = x2 - 6x+k and alpha - Beta = 2. Then find the value of k.
​

Answer 1

alpha + beta = - b/a = 6

(alpha) (beta)= c/a = k

a+ b = 6

a - b= 2

a = 4; b = 2

2* 4= 8 = k

k= 8 answer