SaraNextGen.Com

A curve is defined parametrically by the equations  and .A variable pair of perpendicular lines through the origin ‘ ’ meet the curve at  and . If the locus of the point of intersection of the tangents at  and  is ,then the value of is



Question ID - 153422 | SaraNextGen Top Answer

A curve is defined parametrically by the equations  and .A variable pair of perpendicular lines through the origin ‘ ’ meet the curve at  and . If the locus of the point of intersection of the tangents at  and  is ,then the value of is

1 Answer
127 votes
Answer Key / Explanation : (7) -

(7)

      (1)

; hence

Product of roots

Now  must satisfy equation (1)

or

127 votes


127