1
IIT-JEE 1981
MCQ (Single Correct Answer)
+2
-0.5
The equation $${{{x^2}} \over {1 - r}} - {{{y^2}} \over {1 + r}} = 1,\,\,\,\,r > 1$$ represents
Questions Asked from Hyperbola (MCQ (Single Correct Answer))
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