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AIEEE 2009

JEE Main 2009 Mathematics question on Straight Lines and Pair of Lines

The locus of the orthocentre of the triangle formed by the lines (1+p)x−py+p(1+p)=0(1+p)x - py + p(1+p) = 0, (1+q)x−qy+q(1+q)=0(1+q)x - qy + q(1+q) = 0 and y=0y = 0, where p≠qp \neq q, is
  1. A.
    a hyperbola
  2. B.
    a parabola
  3. C.
    an ellipse
  4. D.
    a straight line
Show answer

Correct option: D

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