Number of perpendicular tangents that can be drawn on the ellipse `(x^(2))/(16)+(y^(2))/(25)=1` from point (6, 7) is

The number of distinct normal lines that can be drawn to the ellipse (x^2)/(169)+(y^2)/(25)=1 from the point P(0,6) is

Number of points from where perpendicular tangents can be drawn to the curve (x^(2))/(16)-(y^(2))/(25)=1 is

Number of points from where perpendicular tangents can be drawn to the curve x^(2)/(16)- y^(2)/(25)=1 is

Number of points on the ellipse (x^(2))/(25) + (y^(2))/(16) =1 from which pair of perpendicular tangents are drawn to the ellipse (x^(2))/(16) + (y^(2))/(9) =1 is

Number of points on the ellipse (x^(2))/(25) + (y^(2))/(16) =1 from which pair of perpendicular tangents are drawn to the ellipse (x^(2))/(16) + (y^(2))/(9) =1 is

Number of points from where perpendicular tangents can be drawn to the curve x^2/16-y^2/25=1 is

Number of points from where perpendicular tangents can be drawn to the curve x^2/16-y^2/25=1 is

Number of points from where perpendicular tangents can be drawn to the curve x^2/16-y^2/25=1 is

Two perpendicular tangents drawn to the ellipse (x^(2))/(25)+(y^(2))/(16)=1 intersect on the curve.

The number of tangents from (4,7) to the ellipse (x^(2))/(16)+(y^(2))/(25)=1 is