Разность корней квадратного уравнения х²+8х+с=0 равна 4.Найдите с. - №6819054

Разность корней квадратного уравнения х²+8х+с=0 равна 4.Найдите с.
- Предмет:
  Алгебра
- Автор:
  camillamelton
- 6 лет назад

Ответы 1

x_{1}+ x_{2} = -8 x_{1}- x_{2}=4 -------------------------------------2 x_{1}= -4 x_{1}=-2 x_{2}=-6 с = -2*(-6) = 12
- Автор:
  apollohall
- 2 года назад
- 2
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