Locus of orthocentre.
Geometry
Level
3
The locus of the orthocentre of the triangle formed by the lines (1+p)x -py +p(1+p)=0,(1+q)x -qy +q(1+q)=0 and y=0 where p not equal to q is
straight line
hyperbola
a parabola
an ellipse
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1 solution
All equations are of one family thus locus is a straight line