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posisi awal(ro)=i+2j meter
kecepatan(v)= 2t²i+tj meter/s
Σr=...?
v=2t²i+tj-------> integralkan ke pers posisi
menjadi:
r1=
maka persamaan posisinya:
Σr=ro+r1=(i+2j)+(2t^2/3 i + t^2/2 j)=(2t^2/3+1)i+(t^2/2 +2) j meter