The equation x^ 2 1-r - y^ 2 1+r = 1, |r| < 1 represents
Mathematics · JEE Advanced · NTA Exams — Co-ordinate Geometry
The equation
\(\frac{x^{2}}{1-r}-\frac{y^{2}}{1+r}\)= 1, |r| < 1 represents
\(\frac{x^{2}}{1-r}-\frac{y^{2}}{1+r}\)= 1, |r| < 1 represents
- an ellipse
- a hyperbola
- a circle
- None of these
Answer
(B) a hyperbola
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