Published by:
CGP EDU Academic Team
Published on: August 14, 2026
If the chord joining the points 
and 
on the parabola 
subtends a right angle at the vertex of the parabola, then 
is equal to
Text Solution
Verified by ExpertsThe correct answer is:
C
Parabola 
has 
, so 
.
Parametric points: 
.
Chord subtends right angle at vertex 
.
.
.
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