MCQ
$R({z^2}) = 1$ એ . . . દર્શાવે.
- Aવર્તુળ ${x^2} + {y^2} = 1$
- ✓અતિવલય ${x^2} - {y^2} = 1$
- Cપરવલય અથવા વર્તુળ
- Dઉપરોક્ત બધાજ
==> ${x^2} - {y^2} = 1$, which is a hyperbola.
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