Convert the following equation of ellipse into standard from .
(i) `16x^(2)+9y^(2)=144`
(ii) `9x^(2)+25y^(2)=225`

Write the equation of ellipse 25x^(2)+9y^(2)=225 in standard form.

For the following ellipse, find the equation of directrix (i) 9x^(2) + 4y^(2) = 36 (ii) 16x^(2) + 25y^(2) = 400 .

Express the equation 9x^2+16y^2=144 of an ellipse standard form

Find co - ordinates of foci, water length of major axis and minor aixs, eccentricity and length of latus rectum of following ellipse. Length of latus rectum of following ellipse. (1) 16x^(2) + 9y^(2) = 1 (2) 3x^(2) + 2y^(2) = 6 (3) 4x^(2) + 9y^(2) = 1 (4) (x^(2))/(49) + (y^(2))/(16) = 1 (5) 9x^(2) + 25y^(2) = 225 (6) 7x^(2) + 10y^(2) = 70 (7) 16x^(2) + 5y^(2) = 80

The equation of the tangent to the hyperbola 16x^(2)-9y^(2)=144 at (5,8//3) , is

The equation of the tangent to the hyperbola 16x^(2)-9y^(2)=144 at (5,8//3) , is

Equation of a common tangent to x^(2)+y^(2)=16" and "9x^(2)+25y^(2)=225 is :

The equations of the tangents drawn from (2, 3) to the ellipse 9x^(2) + 16y^(2) = 144