Question Id : 15624 |
Context : JEE Main 2019 (10 January Evening Shift)
Let $S = \{(x, y) \in \mathbb{R}^2 : \dfrac{y^2}{1 + r} - \dfrac{x^2}{1 - r} = 1 ; \, r \neq \pm 1 \}$.
Then $S$ represents :
🎥 Video solution / Text Solution of this question is given below:
4