Jawabanmu

Jawaban paling cerdas!
2014-02-13T00:17:32+07:00
Etot=Ea+Eb
         k(q1/r1^2+q2/r2^2)
         k(4/9+3/1)
         k(31/9)
Etot=10^9.31/9 E
1 5 1