Fill in the blanks:
The eccentricity of the hyperbola `x^2 - y^2=1` is…………. .

The eccentricity of the hyperbola 4x^(2)-9y^(2)=36 is :

The eccentricity of the parabola y^2 =-8x is :

The eccentricity of the conic 9x^2-16y^2=144 is:

The eccentricity of the conic 4x^2-9y^2=2 is :

The eccentricity of the ellipse 4x^2 + 9y^2 = 36 is :

Fill in the blanks : The x-intercept of the plane 2x - 3y + 5z + 4 = 0 is ……… .

Find the lengths of transverse and conjugate axes, co-ordinates of foci, vertices and the eccentricity for the following hyperbola : 3x^2 -2y^2=1 .

The eccentricity of the ellipse : x^2+4y^2+8y-2x+1=0 is :

Find the lengths of transverse and conjugate axes, co-ordinates of foci, vertices and the eccentricity for the following hyperbola : 2x^2 -3y^2 -6= 0 .