For what real values of `k` the equation `9x^2 +8 Kx +16=0` have real and equal roots ?

For what real values of k the equation 9x^(2)+8Kx+16=0 have real and equal roots?

For what values of k, the equation 2x^(2) +kx + 8 = 0 has real and equal roots ?

For what value of k the quadratic equation x ^(2) - kx +4 have real and equal roots ?

For what value of k the equation 2x^2-2kx+k=0 will have real and equal roots.

Find the value (p) of k for which the equation x^(2) +5kx +16=0 has real and equal roots.

Find the value of k for which equation 4x^(2)+8x-k=0 has real and equal roots.

Find the value of k for which the given equation 9x^(2) + 3kx + 4 = 0 has real and equal roots.

For what values of k does the quadratic equation 4x^(2) - 12x - k =0 have no real roots ?

For what values of k, the equation kx^(2)-6x-2=0 has real roots?

For what value of k the following equations will have real and equal roots x^2 -2(1 + 3k) x + 1 + 7k = 0 .