Find the equation of the ellipse whose eccentricity is 1/2, the focus is `(1,1)` and the directrix is `x-y+3=0.`

Find the equation of the ellipse whose eccentricity is (1)/(2) , focus is (-1,1) , directrix is x - y + 3 = 0 .

find the equation of the ellipse whose eccentricities is 1/2, focus is (-1, 1), directrix is y = x + 3.

Find the equation of the ellipse whose eccentricity is 1/2 , a focus is (2,3) and a directrix is x=7. Find the length of the major and minor axes of the ellipse .

Find the equation of the hyperbola whose eccentricity is 3, focus is (-1,1) and equation of directrix is x - y + 3 = 0.

Find the equation of an ellipse with eccentricity 1/2 , focus F(1,1) and the line x-y+3 =0 as directrix.

Find the equation of the ellipse whose focus is (0,3),eccentricity is 3/5 and the directrix is 3y - 25 = 0

Find the equation of the hyperbola whose eccentricity is sqrt(2) , focus is (3,1) and equation of directrix is 2x + y - 1 = 0.

Find the equation of the hyperbola whose eccentricity is sqrt(3) , focus is at (2,3) and equation of directrix is x + 2y = 1.

Find the equation of the ellipse with focus at (0, 0), eccentricity is 5/6 , and directrix is 3x+4y-1=0 .

Obtain the equation of the ellipse whose focus is the point (-1, 1), and the corresponding directrix is the line x-y+3=0 , and the eccentricity is 1/2 .