Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If the normal to the rectangular hyperbola xy = c2 at the point 
meets the curve again at 
then t3t' =
(–)……..
Text Solution
Verified by ExpertsThe correct answer is:
0001
Ans. 0001
Sol. Normal at 
point is y – 
= t2(x – ct) if it passes through 
, then 
– 
= t2 (ct' – ct) ⇒ t3t' = –1
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