" he equation of conic with focus "(-1,1)" ,directrix "x-y-1=0" and "e=2" is "

The equation oi the conic with focus at (1,-1) directrix along x-y+1=0 and eccentricity sqrt(2) is xy=1 b.2xy+4x-4y-1=0cx^(2)-y^(2)=1 d.2xy-4x+4y=1=0

The equation of the conic with focus at (1,-1), directrix along x -y + 1=0 and with eccentricity sqrt2, is

The equation of the conic with focus at ( 1,-1) directrix along x- y +1 =0 and with ecuuentricity sqrt 2 is

The equation of the conic with focus at (1,-1), directrix along x -y + 1=0 and with eccentricity sqrt2, is

Equation of the conic with focus at (1,-1) directrix along x-y+1=0 and with eccentricity sqrt(2) is

The euqaiton of the conic with focus (2,-1) directrix x - y = 0 and eccentricity 1/2 is

The equation of the ellipse with focus (-1,1) directrix x-y+3=0 and eccentricity (1)/(2) is

Find the equation of the ellipse with focus at (1, -1), directrix x = 0, and e=sqrt(2)/2 ,