The set of points on the axis of the parabola `y^2-4x-2y+5=0` from which all the three normals to the parabola are real , is

The set of a points on the axis of the parabola y^(2)-4x-4y+12=0 from which all three normals to the parabola are real is

The set of points on the axis of the parabola y^(2)-2y-4x+5=0 from which all the three normals drawn to the parabola are real and distinct, is

The set of points on the axis of the parabola y^(2)=4x+8 from which the three normals to the parabola are all real and different is {(k,0)|k -2} (d) none of these

The axis of the parabola y^(2)+2x=0 is

The axis of the parabola y^(2)+4x+4y-3=0 is

The set of points on the axis of the parabola (y-2)^2=4(x-1/2) from which three distinct normals can be drawn to the parabola are

The set of points on the axis of the parabola y^(2)=4ax, from which three distinct normals can be drawn to theparabola y^(2)=4ax, is

The set of points on the axis of the parabola (x-1)^(2)=8(y+2) from where three distinct normals can be drawn to the parabola is the set (h,k) of points satisfying

Axis of the parabola x ^(2) -4x-3y+10=0 is