What is the derivative derivative of cos(3x) ?

The derivative derivative of cos(3x) is -sin(3x)*3

What is the first derivative derivative of cos(3x) ?

The first derivative derivative of cos(3x) is -sin(3x)*3

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derivative

- sin (3 x) \cdot 3

Solution steps

\frac{d}{d x} (cos (3 x))

Apply the chain rule:

- sin (3 x) \frac{d}{d x} (3 x)

= - sin (3 x) \frac{d}{d x} (3 x)

\frac{d}{d x} (3 x) = 3

= - sin (3 x) \cdot 3

What is the derivative derivative of cos(3x) ?
The derivative derivative of cos(3x) is -sin(3x)*3
What is the first derivative derivative of cos(3x) ?
The first derivative derivative of cos(3x) is -sin(3x)*3