The equation of the ellipse with $x+y+2=0$ as its directrix, one of its focus at $(1,-1)$ and having…
- $7 x^2+7 y^2+4 x y+26 x+26 y+10=0$
- $7 x^2+7 y^2-4 x y-26 x-26 y-10=0$
- $7 x^2+7 y^2-4 x y+26 x+26 y-10=0$
- $7 x^2+7 y^2+4 x y-26 x-26 y+10=0$
Solution
Asked in: AP EAMCET 2017 (24 Apr Shift 2)