Jawabanmu

2014-04-23T15:56:18+07:00
1/f=1/si+1/so 1/si=1/f-1/so 1/si=1/6-1/10 1/si=10/60-6/60 1/si=4/60 4si=60 si=60/4 si=15
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Jawaban paling cerdas!
2014-04-23T16:39:14+07:00
1/f = 1/si + 1/so
1/6 = 1/si + 1/10
1/si = 1/6 - 1/10
1/si = 5/30 - 3/30
1/si = 2/30
si = 30/2
si = 15 cm

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