The equation of the ellipse with $x+y+2=0$ as its directrix, one of its focus at $(1,-1)$ and having…

The equation of the ellipse with $x+y+2=0$ as its directrix, one of its focus at $(1,-1)$ and having eccentricity $\frac{2}{3}$ is
  1. $7 x^2+7 y^2+4 x y+26 x+26 y+10=0$
  2. $7 x^2+7 y^2-4 x y-26 x-26 y-10=0$
  3. $7 x^2+7 y^2-4 x y+26 x+26 y-10=0$
  4. $7 x^2+7 y^2+4 x y-26 x-26 y+10=0$

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2017 (24 Apr Shift 2)

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