Предмет: Алгебра, автор: Аноним

Известно что 36х^2 + 1/х^2=13. Найдите значения выражения 6х + 1/х
Известно что 16х^2 + 1/х^2=89. Найдите значения выражения 4х- 1/х
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Автор ответа: Аноним

1

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