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A) n!=1; n=1 ou n=0. B) (n+2)!= ?? C) (10-n)!=24; n=6, pois 4!=4.3.2=24; (10-6)!=24; 4!=24. Obs. Pergunta (B) incompleta.
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A) n!=1; n=1 ou n=0. B) (n+2)!= ?? C) (10-n)!=24; n=6, pois 4!=4.3.2=24; (10-6)!=24; 4!=24. Obs. Pergunta (B) incompleta.