engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Mathematics Parabola, Ellipse and Hyperbola Eccentricity of a conic
शंकु x2 + 2x + 2y2 + 4y - 13 = 0 की उत्केंद्रता ज्ञात कीजिए।
1
\({\frac{1}{\sqrt 2}}\)
2
\(\frac{3}{5}\)
3
\(\frac{5}{3}\)
4
\(\frac{5}{4}\)