Question 534159
a) {{{d=6000-3000=3000=5t^2}}}
{{{t=sqrt(600)=24.5}}}
Eles devem abrir seus paraquedas 24,5 segundos depois de saltarem.
(The skydivers should open their parachutes 24.5 seconds after jumping).
b) {{{d=5t^2=5*26.5^2=3511}}}
{{{altura=6000-3511=2489}}}
Isso ocorre à altura de 2 489 m.
(The skydiver that only managed to open the parachute 26.5 seconds after jumping did so at a height of 2489 meters).
Eu não falo português, pero hablo español.
(I don't speak Portuguese, but I speak Spanish).