A) \[xy=1\]
B) \[{{x}^{2}}-{{y}^{2}}=5\]
C) \[(x-1)(y-3)=3\]
D) \[{{x}^{2}}-{{y}^{2}}=0\]
Correct Answer: D
Solution :
For hyperbola \[\Delta \ne 0\] and\[{{h}^{2}}>ab\]. Here\[\Delta =0\].
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