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Mathematics, 04.07.2019 10:30 ShexSmart1646

Pe multimea numerelor reale se defineste legea de compozitir asociativa data de x * y = x + y -2 a) calculati 5 * (-5) b) aratati ca legea de compozitir * este comutativa c) calculati (-3) *(-2)*(-1)*0*1*2*3

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Pe multimea numerelor reale se defineste legea de compozitir asociativa data de x * y = x + y -2 a)...
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