Equation of director circle of the ellipse `(x^(2))/(a^(2))+(y^(2))/(b^(2))=1` is

The area of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 is

Equations of the directrices of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1(a>b) are

Equation auxiliary circle of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 (a

Equation of the directrices of the ellipse ((x-h)^(2))/(a^(2))+((y-k)^(2))/(b^(1))=1 (a>b)

The locus of the poles of tangents to the director circle of the ellipse x^(2)/a^(2) + y^(2)/b^(2) = 1 with respect to the ellipse x^(2)/a^(2) + y^(2)/b^(2) = 1 is

Equation of major axis of the ellipse ((x-h)^(2))/(a^(2))+((y-k)^(2))/(b^(2))=1 (a

Find the equations of tangent and normal to the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 at (x_(1),y_(1))