Co-ordinates of a point ` P((pi)/(3))` on the ellipse ` 16x^(2) + 25y^(2) = 400` are

Foci of the ellipse 16x^(2)+25y^(2)=400 are

The foci of 16x ^(2) + 25 y^(2) =400 are

The foci of 16x ^(2) + 25 y^(2) =400 are

The vertices of the ellipse 16x^(2) + 25y^(2) = 400 are …………

Co-ordinates of point P ((pi)/(4)) on the hyperbola 25x^(2) - 9y^(2) = 225 are

The coordinates of the point on the ellipse 16 x ^(2) + 9y ^(2) = 400 where the ordinate decreases at the same rate at which abscissa increases are :

The eccentricity of the ellipse 16x^2 + 25y^2 = 400 is

The equation of the directrice of the ellipse 16x ^(2) + 25 y ^(2)= 400 are

The equation of the directrice of the ellipse 16x ^(2) + 25 y ^(2)= 400 are