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

Find the equation of the ellipse whose focus is S(-1, 1), the corresponding directrix is x -y+3=0, and eccentricity is 1/2. Also find its center, the second focus, the equation of the second directrix, and the length of latus rectum.

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

Find the equation to the ellipse whose one focus is (2, 1), the directrix is 2x-y+3=0 and the eccentricity is 1/sqrt(2)

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

Find the equation of the ellipse whose focus is (1,0), the directrix is x+y+1=0 and eccentricity is equal to 1/sqrt(2.)

Find the length of the major axis of the ellipse whose focus is (1,-1) , corresponding directrix is the line x - y - 3 = 0 and eccentricity is (1)/(2)

Find the equation of the ellipse whose focus is (1,-2) the directrix 3x-2y+5=0\ a n d\ eccentricity equal to 1/2.

Find the equation of the hyperbola whose : focus is (1,1) directrix is 3x+4y+8=0 and eccentricity =2

Find the equation of the ellipse whose focus is (5,6), equation of directrix x+y+2=0 and eccentricity is (1)/(2) .

Find the equation of the ellipse whose : One focus is (6, 7) , directrix is x + y + 2 and eccentricity is 1/sqrt(3)