[" The line "x+y=6" is a "],[" normal to the parabola "],[y^(2)=8x" at the point "]

The line x+y=6 is normal to the parabola y^(2)=8x at the point.

The line x+y=6 is normal to the parabola y^(2)=8x at the point.

The line 2x+y+lamda=0 is a normal to the parabola y^(2)=8x, is lamda =

The equation of the normal to the parabola y^(2)=8x at the point t is

The line 2x+y+lamda=0 is a normal to the parabola y^(2)=-8x, is lamda =

The line 2x+y+lamda=0 is a normal to the parabola y^(2)=-8x, is lamda =

The line y = 2x-12 is a normal to the parabola y^(2) = 4x at the point P whose coordinates are

If the line x+y=6 is a normal to the parabola y^(2)=8x at point (a,b), then the value of a+b is ___________ .