Jawabanmu

2014-08-22T19:46:10+07:00

⇒at=vt-vo  (a=percepatan (m/s²); t=waktu (s); vt=kec. akhir (m/s); vo=kec. awal(m/s)

⇒vt=vo+at
      =0+(10)3 = 30 m/s.