14 For what values of p, the roots of the equation `12(p+2)x^2-12(2p-1)x-38p-11=0` are imaginary`

If the roots of the equation 4x^(3)-12x^(2)+11x+k=0 are in A.P.Then K=

The least value of p which makes the roots of the equations x^2+5x+p=0 imaginary is:

The set of values of p for which the roots of the equation 3 x^(2)+2 x+p(p-1)=0 are of opposite signs is

If p and q are the roots of the equation x^2-p x+q=0 , then

If p and q are the roots of the equation x^(2)+p x+q=0 then

If the roots of the equation qx^(2)+2px+2q=0 are roots of the equation (p+q)x^(2)+2qx+(p-q) are imaginary