Conic Sections Question 472

Question: Eccentricity of rectangular hyperbola is

[UPSEAT 2002]

Options:

A) $ \frac{1}{\sqrt{2}} $

B) $ \frac{-1}{\sqrt{2}} $

C) $ \sqrt{2} $

D) > 2

Show Answer

Answer:

Correct Answer: C

Solution:

It is obvious.