defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Parabola, Ellipse and Hyperbola Applications of Conics
Find the equation of the cone with vertex at the origin and direction cosines of its generators satisfy the equation l2 + 2m2 - 3n2 = 0
1
x2 + y2 - z2 = 0
2
x2 + 2y2 - 3z2 = 0
3
x2 - 2y2 + 3z2 = 0
4
xy + yz + zx = 0