Jawaban:
1 1 1
– = – + –
F S S'
1/10 = 1/s + 1/30
S=15cm
Diket.
F = 10 cm
S' = 30 cm
Dit
S = ?
=} 1/S = 1/F - 1/S'
1/S = 1/10 - 1/30 (Samakan penyebut)
1/S = 3/30 - 1/30 = 2/30
S = 30/2
S = 15 cm
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Jawaban:
1 1 1
– = – + –
F S S'
1/10 = 1/s + 1/30
S=15cm
Jawaban:
Diket.
F = 10 cm
S' = 30 cm
Dit
S = ?
=} 1/S = 1/F - 1/S'
1/S = 1/10 - 1/30 (Samakan penyebut)
1/S = 3/30 - 1/30 = 2/30
S = 30/2
S = 15 cm