17 Jun
2022
17 Jun
'22
7:37 p.m.
----------------------------- parabola solving. p_y(t) = 0 + v_y(0) * t - g t^2 / 2 p_x(t) = 0 + v_x(0) * t -> first find t_f, when p_y = 0 again -> then find v_x(0) in terms of t_f maybe !