Question

(ii) If a and ß are the roots of the quadratic equation 3x2 + kx +
cole
find the value of k.​

Answer 1

Explanation:

$3 {x}^{2} + kx + c$

a + ß = -b/a

a + ß = -k/3

3a + 3ß = -k

k = -3a - 3ß