Jawabanmu

2014-04-21T21:02:33+07:00
1/f=1/s+1/s', 1/10=1/15+1/s', 1/s'=1/10-1/15, 1/s'=1/30, s'=30cm, perbesaran=[s'/s]=[30/15]=2 kali. sifat bayangan nyata(benda di ruang 2), terbalik, diperbesar.