Find the points on the ellipse `(x^2)/4+(y^2)/9=1` on which the normals are parallel to the line `2x-y=1.`

Find the co-ordinates for the points on the ellipse x^2+3y^2=37 at which the normal is parallel to the line 6x-5y=2.

Find the co-ordinates for the points on the ellipse x^2+3y^2+37 at which the normal is parallel to the line 6x-5y=2.

A point on the ellipse 4x^(2) +9y^(2) = 36 where the normal is parallel to the line 4x- 2y -5=0 is

Find the point on the ellipse 4x ^(2) + 9y ^(2) = 1 at which the tangent are parallel to 8x = 9 y are :

On the ellipse 4x^(2)+9y^(2)=1 , the points at which the tangents are parallel to the line 8x=9y are-

On the ellipse 4x^(2)+9y^(2)=1 , the points at which the tangent are parallel to the line 8x=9y are

Find the equation of the tangent to the ellipse x^(2)//25 + y^(2)//4 = 1 which are parallel to the line x + y + 1= 0.

Find the eccentricity of the ellipse (x^2)/(9)+(y^2)/(4)=1