Jawabanmu

Jawaban paling cerdas!
2014-05-30T07:39:18+07:00
Dik : f = 1/2 x 24 = 12 cm, s = 20 cm
dit  : M = ?
jwb : 1/s' = 1/f - 1/s = 1/12 - 1/20 = 5/60 - 3/60 = 2/60 , s' = 60/2 = 30cm
        M = IS'/SI = 30/20 = 1,5 kali
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