The eccentricity of an ellipse with its centre at the origin is `(1)/(2) ` . If one of the directrices is x = 4 , then the equation of ellipse is

The eccentricity of an ellipse, with its centre at the origin, is 1/2. If one of the directrices is x = 4, then the equation of the ellipse is

The eccentricity of an ellipse with its centre at the origin is 1/2 . If one of the directices is x = 4 , then the equation of the ellipse is

The eccentricity of an ellipes, with its centre at the origin, is 1/2. If one of the directrices is x=4, then the equation of the ellipse is-

The eccentricity of an ellipse, with its centre the origin, is 1/2 . If one of the directrices is x = 4, the equation of the ellipse is :

The eccentricity of an ellipse whose centre is at the origin is (1)/(2) .If one of its directrices is x=-4, then the equation of the normal to it at (1,3) is :

The eccentricity of an ellipse whose centre is at the origin is 1/2 . If one of its directrices is x = - 4, then the equation of the normal to it at (1, 3/2) is :

The eccentricity of an ellipse whose centre is at the origin is 1/2 . If one of its directrices is x = - 4, then the equation of the normal to it at (1, 3/2) is :