решить уравнение 5х²+20х=0 - №15116324

решить уравнение 5х²+20х=0
- Предмет:
  Алгебра
- Автор:
  katieserrano
- 5 лет назад

Ответы 2

$5 x^{2} +20x=0\\ 5x(x+4)=0\\ 5x1=0\\ x1=0\\ x2+4=0\\ x2=-4$
- Автор:
  pongomcmahon
- 5 лет назад
- 0
$5 x^{2} +20x=0|:5 \\ x^2+4x=0 \\ x(x+4)=0 \\ x_1=0,~~~~x_2=-4$ Ответ: $0 ;-4$
- Автор:
  yaretziuhra
- 5 лет назад
- 0
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