Question

find the value of K if the quadratic equation 3xsquare -k root 3+4is equal to 0 has equal roots

Answer 1

3x^2 - k√3 + 4= 0

For equal roots

Discriminant = 0

So 3 k^2 - 48 = 0

3 k^2 = 48

k^2 = 16

k= +-4