R=1.2
ф=0.5*t+0.2*t³
w=0.5+0.6*t²
t=4 c
w(t)=0.5+0.6*16=10
an=w²*R=120
aт=(w-wo)/t=(10-0.5)/4=2.4
a=√(an²+aт²)==120
Кажется так......
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Verified answer
R=1.2
ф=0.5*t+0.2*t³
w=0.5+0.6*t²
t=4 c
w(t)=0.5+0.6*16=10
an=w²*R=120
aт=(w-wo)/t=(10-0.5)/4=2.4
a=√(an²+aт²)==120
Кажется так......