Eccentricity of the ellipse `4x^2+y^2-8x+2y+1=0` is

The eccentricity of the ellipse 4x^2+9y^2+8x+36 y+4=0 is a. 5/6 b. 3/5 c. (sqrt(2))/3 d. (sqrt(5))/3

The eccentricity of the ellipse 9x^2+5y^2-30 y=0 is

Write the eccentricity of the ellipse 9x^2+5y^2-18 x-2y-16=0.

Find the center, foci, the length of the axes, and the eccentricity of the ellipse 2x^2+3y^2-4x-12 y+13=0

Find the center, foci, the length of the axes, and the eccentricity of the ellipse 2x^2+3y^2-4x-12 y+13=0

The eccentricity of the ellipse x^(2) + 2y^(2) =6 is

Write the centre and eccentricity of the ellipse 3x^2+4y^2-6x+8y-5=0.

Find the eccentricity of the ellipse, 4x^(2)+9y^(2)-8x-36y+4=0 .

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

The eccentricity of the ellipse (x^2)/25+(y^2)/9=1 is ,