Помогите, пожалуйста, решить x⁴-x³-21x²-121x-182=0 - №30254695

Помогите, пожалуйста, решить
x⁴-x³-21x²-121x-182=0
- Предмет:
  Алгебра
- Автор:
  malone
- 5 лет назад

Ответы 1

x^3+4x^2-21x=0
x(x^2+4x-21)=0
x(x+7)(x-3)=0
x1=0
x2=-7
x3=3
- Автор:
  leogeorge
- 5 лет назад
- 0
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10. Выполните тестовое задание на условные предложения.

1) Верна форма условного предложения II типа “If he ___ a permanent career official he ___ upon to give advice”.

a) is may be called

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3). Верна форма условного предложения I типа “If they ___ him this job he ___ the lawful politics of the duty constituted Administration”.

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4). Верна форма условного предложения III типа “If you ___ the Civil Service Code you ___ your duties and responsibilities.”

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a) let would lose

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d) had let would have lost

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