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Questions: Algebra BusinessCalculus
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Find the derivative of \(\displaystyle f(x)=2 \cos{\left(x \right)}\).
Taking the derivative gives \(\displaystyle f'(x)=- 2 \sin{\left(x \right)}\).
\begin{question}Find the derivative of $f(x)=2 \cos{\left(x \right)}$.
\soln{9cm}{Taking the derivative gives $f'(x)=- 2 \sin{\left(x \right)}$. }
\end{question}
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\begin{document}\begin{question}(10pts) The question goes here!
\soln{9cm}{The solution goes here.}
\end{question}\end{document}<p> <p>Find the derivative of <img class="equation_image" title=" \displaystyle f(x)=2 \cos{\left(x \right)} " src="/equation_images/%20%5Cdisplaystyle%20f%28x%29%3D2%20%5Ccos%7B%5Cleft%28x%20%5Cright%29%7D%20" alt="LaTeX: \displaystyle f(x)=2 \cos{\left(x \right)} " data-equation-content=" \displaystyle f(x)=2 \cos{\left(x \right)} " /> . </p> </p><p> <p>Taking the derivative gives <img class="equation_image" title=" \displaystyle f'(x)=- 2 \sin{\left(x \right)} " src="/equation_images/%20%5Cdisplaystyle%20f%27%28x%29%3D-%202%20%5Csin%7B%5Cleft%28x%20%5Cright%29%7D%20" alt="LaTeX: \displaystyle f'(x)=- 2 \sin{\left(x \right)} " data-equation-content=" \displaystyle f'(x)=- 2 \sin{\left(x \right)} " /> . </p> </p>