4) x=8*sinw*t=8*sin30=8*0,5=4 м
5) x=xm*cos(w*t+ф0) ф0=3*pi/2 xm=0,08 w=2*pi*v=2*pi*N/t=2*pi*60/60=2*pi рад/с
x=0,08*cos(2*pi*t+3*pi/2)
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4) x=8*sinw*t=8*sin30=8*0,5=4 м
5) x=xm*cos(w*t+ф0) ф0=3*pi/2 xm=0,08 w=2*pi*v=2*pi*N/t=2*pi*60/60=2*pi рад/с
x=0,08*cos(2*pi*t+3*pi/2)