s=v0t+at^2/2
12,5=10t+at^2/2
v0+at=v
at=-10
t=-10/a
12,5=-100/a+a*100/2a^2=-100/a+50/a=-50/a
a=-50/12,5=-4
-4 м/c^2
s=v0t+at^2/2
12,5=10t+at^2/2
v0+at=v
at=-10
t=-10/a
12,5=-100/a+a*100/2a^2=-100/a+50/a=-50/a
a=-50/12,5=-4
-4 м/c^2