" 2.For what values of "k" ,the roots of the question "x^(2)+4x+k=0" are real? "

For what values of k ,the roots of the equation x^(2)+4x+k=0 are real?

For what values of k , the roots of the equation x^(2) + 4x + k = 0 are real ?

For what value of k, -2 is a root of the equation 3x^(2)+4x+2k=0 ?

For what values of k are the roots of the equation kx^(2)+4x+k=0 real and unequal ?

For what values of k are the roots of the quadratic equation 3x^(2)+2kx+27=0 real and equal?

If the roots of the quadratic equation x^(2) +2x+k =0 are real, then

If -2 is a root of the equation 3x^(2)+7x+p=0, find the value of k so that the roots of the equation x^(2)+k(4x+k-1)+p=0 are equal.

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 x^2+2(k-4) x + 2k=0 has equal roots?