Предмет: Алгебра, автор: uliannaplays

Чи є тотожно рівним вираз? 1)5b-2b i 7b? Будь ласка дуже треба

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Автор ответа: jezuuuuuss

0

Ні, якщо при будь-яких допустимих значеннях букв відповідні значення цих виразів дорівнюють одне одному.

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