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ab4 +a8c+2bc=576det cifrele abc

Răspuns :

Ab4 +a8c+2bc=576 100a+10b+4+100a+80+c+200+10b+c=576 200a+20b+2c=576-284 2(100a+10b+c)=292 Numar de forma abc=292:2 abc=146 Deci a=1, b=4, c=6