Jawabanmu

Jawaban paling cerdas!
2014-05-30T16:29:31+07:00
R = 2f 40 = 2f f = 40/2 f = 20 --> 1/f = 1/S - 1/S' 1/20 = 1/20 - 1/S' 1/S' = 1/20 - 1/20 1/S' = 0/20 S' = 20/0 dapetnya gtu, maaf kalau salah
di obsen'a siich ad jawaban'a tapi ada dua ,1. 20 di depan cermin
sama 20 di belakang cermin ,,, jadi nggak tau dech yg mana yg betuul
di depan cermin
oke" thank's ya ..mohon bimbingan'a ..
ok, sama"