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nov
25
2012
Matemática, vestibular da UVA
Seja f uma função não constante, definida no conjunto dos números reais e tal que f(x+y) = f(x) e f(x.y) = f(x).f(y) para quaisquer x, y reais. Assinale a alternativa correta: A. f(0)=0 e f(1)=0 B....
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