An ellipse passing through the point "`(2sqrt(13),4)`" has its foci at "`(-4,1)`" and "`(4,1)`" .Then its eccentricity is

An ellipse passing through the point " (2sqrt(13),4) " .I has its foci at " (-4,1) " and " (4,1) " .Then its eccentricity is

An ellipse passing through origin has its foci at (5,12) and (24,7) .Then its eccentricity is

An ellipse passing through origin has its foci at (5,12) and (24,7) .Then its eccentricity is

A conic passing through origin has its foci at (5,12) and (24,7) .Then its eccentricity is

An ellipse passing through (4sqrt(2),2sqrt(6)) has foi at (-4,0) and (4,0). Then,its eccentricity is

An ellipse passing through the origin has its foci (3,4) and (6,8). Then length of its semi-minor axis is b, then the value of b/sqrt2 is

If a directrix of a hyperbola centred at the origin and passing through the point (4,-2 sqrt(3)) " is " 5x=4sqrt(5) and its eccentricity is e, then

The length of subnormal at (4,2) to an ellipse is 3 .Then its eccentricity is

A hyperbola has its centre at the origin, passes through the point (4, 2) and has transverse axis of length 4 along the x-axis. Then the eccentricity of the hyperbola is

Find the equation to the ellipse whose foci are (4, 0) and (-4, 0) and eccentricity is 1/3 .