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$\frac{x^{2}}{a^{2}} - \frac{y^{2}}{b^{2}} = 1$ অধিবৃত্তের পরামিতিক সমীকরণ কোনটি?

x = a \tan θ, y = b s e c θ

x = b \tan θ, y = a s e c θ

x = a s e c θ, y = b \tan θ

x = b s e c θ, y = a \tan θ

ANS : 3

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