Find the value of m so that the equation `x^2+5mx+16=0` has no real roots

Find the value of k so that the equation 2x^(2)-5x+k=0 has two equal roots.

Find the values of k for which the equation x^(2)+5kx+16=0 has no real roots.

If the equation x^(2)+5kx+16=0 has no real roots then

find the values of k so,that the equation 3x^(2)+kx+2=0 has equal roots . also find the roots in each case.

1.Find the value of m so that the quadratic equation mx(5x-6)=0 has two equal roots

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

The value of m for which the equation x^(2)-x+m^(2)=0 has no real roots is given as

Determine the value(s) of m for which the equation x^(2)+m(4x+m-1)+2=0 has real roots.

the value(s) if k for which the equation 5kx^(2)-8x+2=0 has real roots

All the values of m does the equation mx^(2)-(m+1)x+2m-1=0 passes no real root is (-oo,a)uu(b,oo) ,then a+b is