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Find (d)/(dx)(cos x) Answer:

Find ddx(cos⁡x) \frac{d}{d x}(\cos x) \newlineAnswer:

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Full solution

Q. Find ddx(cos⁡x) \frac{d}{d x}(\cos x) \newlineAnswer:
  1. Use Differentiation Rule: We will use the basic differentiation rule for the cosine function.\newlineThe derivative of cos⁡(x)\cos(x) with respect to xx is given by:\newlineddx(cos⁡x)=−sin⁡x\frac{d}{dx}(\cos x) = -\sin x

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