Решить неравенство Ответ: (-7;1); x неравно -2

Решить неравенство
Ответ: (-7;1); x неравно -2
- Предмет:
  Алгебра
- Автор:
  chiquitaeq3q
- 5 лет назад

Ответы 2

(8x+31)/(x+7)+9/(x-1)<0(8x²+31x-8x-31+9x+63)/(x+7)(x-1)<0(8x²+32x+32)/(x+7)(x-1)<08(x²+4x+4)/(x+7)(x-1)<08(x+2)²/(x+7)(x-1)<0x=-2 x=-7 x=1 + _ _ +-------------(-7)-------------(-2)-----------------(1)-------------------x∈(-7;-2) U (-2;1)
- Автор:
  rocíotjhs
- 5 лет назад
- 0
Решаем методом интервалов.
- Автор:
  jimenez
- 5 лет назад
- 0
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Решить неравенство Ответ: (-7;1); x неравно -2

Ответы 2

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Решить неравенство
Ответ: (-7;1); x неравно -2