The difference of the focal distance of any point on the hyperbola `9x ^(2) -16 y ^(2) =144,` is

The foci of the hyperbola 9x^2-16 y^2=144 are

The eccentricity of the hyperbola x ^(2) - y^(2) =25 is

The focal distance of P(4,8) on the parabola y^2=16x , is

The focal distance of a point P on the parabola y^(2)=12x if the ordinate of P is 6, is

The length of the latus rectum of the hyperbola 3x ^(2) -y ^(2) =4 is

The latus rectum of the hyperbola 9x ^(2) -16 y^(2) + 72x - 32y-16=0 is

The foci of the hyperbola 16x ^(2) - 9y ^(2) -64x +18y -90=0 are

The directrix of the hyperbola (x ^(2))/(9) - (y ^(2))/(4) =1 is

If the length of the transverse and conjuigate axes of hyperbola be 8 and 6 respectively, then the difference of focal distance of any point of the hyperbola will be