Предмет: Математика, автор: Ri765796fTYDCdy

якщо а = 1 b = 2 то значення виразу 5[а]-7[b] дорівнює

Ответы

Автор ответа: viktoriamaksimihina1

Відповідь: 5•1-7•2= -9

думаю що правильно

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