Предмет: Алгебра, автор: lizasestak64

При яких значеннях змінною має зміст вираз х-3/х²-1

Ответы

Автор ответа: eren1us

0

При всіх дійсних числах крім -1 і +1. Тому що їх квадрат в знаменнику дасть 0, а на 0 ділити не можна

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