Find lengths of the principal axes, co-ordinates of the foci, equations of directrices, length of the latus rectum, distance between foci, distance between directrices of the curve : `x^2/144+y^2/25=1`

Find lengths of the principal axes, co-ordinates of the foci, equations of directrices, length of the latus rectum, distance between foci, distance between directrices of the curve : x^2-y^2=16

Find lengths of the principal axes, co-ordinates of the foci, equations of directrices, length of the latus rectum, distance between foci, distance between directrices of the curve : 16x^2+25y^2=400

Find length of the principal axes, eccentricity, co-ordinates of the foci, equation of directices, length of the latus rectum, distacne between foci, distance between directrices, of the following ellipse : x^2/25+y^2/9=1

Find length of the principal axes, eccentricity, co-ordinates of the foci, equation of directices, length of the latus rectum, distacne between foci, distance between directrices, of the following ellipse : 3x^2+4y^2=1

Find length of the principal axes, eccentricity, co-ordinates of the foci, equation of directices, length of the latus rectum, distacne between foci, distance between directrices, of the following ellipse : 2x^2+6y^2=6

Find length of the principal axes, eccentricity, co-ordinates of the foci, equation of directices, length of the latus rectum, distacne between foci, distance between directrices, of the following ellipse : 3x^2+4y^2=12

The distance between directrices of the ellipse 9x^2+25y^2=225 , is :

Find the equation of ellipse in standard form if,: The distance between foci is 6 and the distance between directrices is 50/3

Filnd the distance between the directrices the ellipse (x^2)/(36)+(y^2)/(20)=1.