Прямая y=kx+b проходит через точки M (-4;-21) и N(3;7) . Напишите уравнение этой прямой - №18782627

Прямая y=kx+b проходит через точки M (-4;-21) и N(3;7) . Напишите уравнение этой прямой
- Предмет:
  Алгебра
- Автор:
  hugo23
- 6 лет назад

Ответы 1

- 21 = - 4k + b 7 = 3k + b - 7 = - 3k - b - 28 = - 7k k = 4 7 = 12 + b b = - 5 Ответ y = 4x - 5
- Автор:
  buddy0pss
- 6 лет назад
- 0
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