What is the derivative of cos(6t) ?

The derivative of cos(6t) is -sin(6t)*6

What is the first derivative of cos(6t) ?

The first derivative of cos(6t) is -sin(6t)*6

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derivative

- sin (6 t) \cdot 6

Solution steps

\frac{d}{d t} (cos (6 t))

Apply the chain rule:

- sin (6 t) \frac{d}{d t} (6 t)

= - sin (6 t) \frac{d}{d t} (6 t)

\frac{d}{d t} (6 t) = 6

= - sin (6 t) \cdot 6

What is the derivative of cos(6t) ?
The derivative of cos(6t) is -sin(6t)*6
What is the first derivative of cos(6t) ?
The first derivative of cos(6t) is -sin(6t)*6