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determinati numerele naturale abc care verifica relatia abc=ab+bc+ca     va roooog , e urgent


Răspuns :

abc=ab+bc+ca
a=1
1bc=1b+bc+c1
100+10xb+c=10+b+10xb+c+10xc+1
100=b+10xc+11
89=cb
bc=98
198=19+98+81
abc=198