Ответ:
Объяснение:
vx=v*cos(45)
vy=v*sin(45) - g*t
x=vx*t
t = x/vx = x/(v*cos(45))
h=v*sin(45)*t - g*t^2/2 = v*sin(45)* x/(v*cos(45)) - g*( x/(v*cos(45)))^2/2 =
= х*sin(45)/cos(45) - g*( x/(v*cos(45)))^2/2 = 3*sin(45)/cos(45) - 10*( 3/(10*cos(45)))^2/2 = 2,1 м - это ответ
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Ответ:
Объяснение:
vx=v*cos(45)
vy=v*sin(45) - g*t
x=vx*t
t = x/vx = x/(v*cos(45))
h=v*sin(45)*t - g*t^2/2 = v*sin(45)* x/(v*cos(45)) - g*( x/(v*cos(45)))^2/2 =
= х*sin(45)/cos(45) - g*( x/(v*cos(45)))^2/2 = 3*sin(45)/cos(45) - 10*( 3/(10*cos(45)))^2/2 = 2,1 м - это ответ