Vyřešte nerovnici -2x^2-2x-12\leq-7.

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Vyřešte nerovnici

-2x^2-2x-12\leq-7.

(36, \infty)

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(-\infty,-2)\cup(4, \infty)

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(4, \infty)

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(-36,36)

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(-\infty,\infty)

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\emptyset

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