dik: s = 20 cm
s' = 60 cm
dit: f = ...?
penyelesaian:
1/f = 1/s + 1/s'
1/f = 1/20 + 1/60
1/f = 3/60 + 1/60
1/f = 4/60
4f = 60
f = 60/4
f = 15cm
maaf kalo jawabannya salah
Diketahui :
s = 20 cm
s'= 60 cm
Ditanyakan :
f = ?
Penyelesaian :
♧Semoga membantu & Maaf kalau kurang tepat yaa... ^-^
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dik: s = 20 cm
s' = 60 cm
dit: f = ...?
penyelesaian:
1/f = 1/s + 1/s'
1/f = 1/20 + 1/60
1/f = 3/60 + 1/60
1/f = 4/60
4f = 60
f = 60/4
f = 15cm
maaf kalo jawabannya salah
Diketahui :
s = 20 cm
s'= 60 cm
Ditanyakan :
f = ?
Penyelesaian :
♧Semoga membantu & Maaf kalau kurang tepat yaa... ^-^