1.

Assertion (A) : Orthocentre of the triangle formed by any three tangents to the parabola lies on the directrix of the parabola Reason ® : The orthocentre of the triangle formed by the tangents at t_1, t_2 ,t_3 to the parabola y^(2) =4ax is (-a ( t_1+t_2+t_3+t_1t_2t_3) )

Answer»

Both A and R are true and R `RARR A `
Both A and R are true and` R CANCEL rArr A `
A is true but R is false
A is false but R is true.

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions