Jawabanmu

2014-04-27T19:07:16+07:00
F = 23-10 = 13 N
F = m×a
a=F÷m = 13÷4 =3,25 m/s²
2014-04-27T19:16:04+07:00
F=23-10
   =13

F=ma
a=F/m
a=13/4
   =3,25