Teaching NVS PGT 2024 Test Series Mathematics Parabola, Ellipse and Hyperbola Eccentricity of a conic
अतिपरवलय \(\rm \frac{x^2}{cosec^2\alpha } - \frac{y^2}{\sec^2\alpha } = 1\) की उत्केंद्रता ज्ञात कीजिए।
1
\(\rm cosec\alpha\)
2
\(\rm cot\alpha\)
3
\(\rm tan\alpha\)
4
\(\rm sec\alpha\)