5x в квадрате - 20 = 0 - №17679015

5x в квадрате - 20 = 0
- Предмет:
  Алгебра
- Автор:
  maliaco5j
- 6 лет назад

Ответы 1

5 $x^{2}$ -20=05 $x^{2}$ =20 $x^{2}$ = 20/5 $x^{2} =4$ х= $\sqrt{4}$ х=2
- Автор:
  jeromevalencia
- 6 лет назад
- 0
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