Jawabanmu

2014-09-10T14:08:52+07:00
Xt = (4t^3 + 2t^2 + 3)
vt = (12t^2 + 4t)
at = (24t + 4)
a(2) = (24(2) + 4)
= 48 + 4
= 52 m/s^2
alhamdulillah makasih ya, untung sama jawabannya ;)
iya sama"