defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Parabola, Ellipse and Hyperbola Applications of Conics
The parametric coordinate of any point of the parabola y2 = 4ax is
1
(at², 2at)
2
(-at², 2at)
3
(a sin2 t, -2a sin t)
4
None of these