напишите уравнение касательной к графику функции F(x)=x^2-2x-3 в точке с абсциссой х0=2

напишите уравнение касательной к графику функции F(x)=x^2-2x-3 в точке с абсциссой х0=2
- Предмет:
  Алгебра
- Автор:
  greta
- 6 лет назад

Ответы 1

уравнение касательной имеет вид: у - у₀ = f'(x₀)(x - x₀), где ( х₀;у₀) - это точка касания, а f'(x₀) - это производная в точке х₀Начали?f'(x) = 2x - 2f'(2) = 2*2 - 2= 2y₀ = 2² -2*2 -3 = -3теперь уравнение касательной писать можно:у +3 = 2(х-2)у + 3 = 2х - 4у = 2х -7
- Автор:
  fox33
- 6 лет назад
- 0
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напишите уравнение касательной к графику функции F(x)=x^2-2x-3 в точке с абсциссой х0=2

Ответы 1

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