Question

Differentiate with respect to x :f(x) = cos x

−sinx
sinx
sin^2x
cos^2

Answer 1

Answer on Question #47081 – Math – Differential Calculus | Equations

Question:

Differentiate with respect to $x : f(x) = \cos x$

- sinx

- sinx

- sin^2x

- cos^2

Solution:

The derivative of $f(x)$ equals

$$f'(x) = (\cos x)' = -\sin x$$

Answer: $-\sin x$.

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