1.

Locus of the point of intersection of two perpendicular tangents to an ellipse is x^(2)+y^(2)=25. Then the equation of tangentss to such ellipse at itspoints of intersection with the line y=x can be (length of semi major and semi-minor axis of the ellipse are integers)

Answer»

`16x+9y=60`
`16x+9y+60=0`
`9x+16y=60`
`9x+16y+60=0`

ANSWER :A::B::C::D


Discussion

No Comment Found

Related InterviewSolutions