MCQ
The one which does not represent a hyperbola is
- A$xy = 1$
- B${x^2} - {y^2} = 5$
- C$(x - 1)(y - 3) = 3$
- ✓${x^2} - {y^2} = 0$
Here $\Delta = 0$.
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($A$) $Q_2 Q_3=12$
($B$) $ R_2 R_3=4 \sqrt{6}$
($C$) area of the triangle $O R_2 R_3$ is $6 \sqrt{2}$
($D$) area of the triangle $P Q_2 Q_3$ is $4 \sqrt{2}$