Tangent Equation from Differential Equation

Rarely Tested

Tangent Equation from Differential Equation

At a point:

$$(x_1,y_1)$$

with slope:

$$m=\left.\frac{dy}{dx}\right|_{(x_1,y_1)}$$

the tangent is:

$$y-y_1=m(x-x_1)$$

Usage

- Used to obtain the tangent to a solution curve at a specified point.

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