Usuário
Ek=1/2•m•v^2
m=2Ek/v^2
v= square root 2Ek/m
h=Ep/mg
m=Ep/hg
g=Ep/mh
m= y2 - y1 / x2 - x1
a = Vf - Vi / ¥t
Vf=a•¥t•Vi
Vi=Vf•a•¥t
¥t=Vf-Vi/a
v=¥d/¥t
¥d=v•¥t
¥d> = v> • ¥t
¥t = ¥d/v