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Автор - shyrynkhanbex

Помогите!! Неравенство x^8 + 6x^7 + 9x^6 - x^2 + 6x -9 < 0

Ответ

Автор - Kotagens99

Ответ:

x ∈⟨-1; 1 ⟩

Объяснение:

Ответы и объяснения

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