Mathematics, 08.07.2020 18:01 baeethtsadia

verdadeiro e falso: a. Se o oposto de um número inteiro negativo for multiplicado por -1, obteremos um número positivo. b. O produto de um número inteiro por zero é o próprio número. c. O produto de um número inteiro por zero resulta em -1. d. Se um número não nulo for multiplicado por -1 obteremos o oposto desse número. e. O produto de um número inteiro não nulo por seu oposto é um número positivo.

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verdadeiro e falso: a. Se o oposto de um número inteiro negativo for multiplicado por -1, obteremos...

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