Предмет: Математика, автор: khanova2005

Запиши на математическом языке:а) переместительное свойство умножения и сложения. б) сочетательное свойстао сложения и умножения. В) распредилительное свойство умножения. Г) правило деления суммы на число, д) правило вычитания числа из суммы, е) правило вычитания суммы из числа

Ответы

Автор ответа: anyutapeschansk

1

Переместительный а*в=в*а
Распредилительный а*(в+_с )=ав+а*с
а(в-с) = а*в - а*с
Сочитательный а*(в*с)=(а*в)*с

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