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| 1. |
S (3,4)and s'(9,12)are the fici of ellipse and foot of perpendicular from s to tangent on ellipse is (1,-4) then eccentricity of ellipse is |
| Answer» S (3,4)and s'(9,12)are the fici of ellipse and foot of perpendicular from s to tangent on ellipse is (1,-4) then eccentricity of ellipse is | |