Перейти к выбору ответа 11.04.2022При каких значениях х значения дробей 4/х^2-21 и 1/ж равны Выбрать другой вопрос Смотреть ответ Перейти к выбору ответа Алгебра Ответ учителя по предмету Алгебра 4/(х^2-21) = 1/х 4x = x^2 — 21 x^2 -4x -21=0 D=16+84=100 x12=(4+-10)/2= 7 -3 ответ -3 7
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