Math Doubts

Derivative of cosx formula

Formula

$\large \dfrac{d}{dx} \cos{x} \,=\, -\sin{x}$

It is read as the derivative (or) differentiation of cosine of angle $x$ with respect to $x$ is equal to negative cosine of angle $x$.

Proof

Learn how to derive differentiation of $\cos{x}$ formula in calculus.



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