\begin{frame} \frametitle{Indefinite Integrals: Applications} \applications \begin{exampleblock}{} \begin{itemize} \pause \item $C(x)$ is the costs of producing $x$ units of some product \pause \item $C'(x)$ is the marginal costs \end{itemize} \pause Then \begin{talign} \int_{x_1}^{x_2} C'(x) dx = C(x_2) - C(x_1) \end{talign} is the increase in costs when the production is increased from $x_1$ to $x_2$. \end{exampleblock} \vspace{10cm} \end{frame}