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\begin{document}
\homework{\#}{MM/DD}
% Question 1
\begin{exercise}
This problem has several parts:
\begin{enumerate}[(a)]
\item The first part.
\item The second part.
\item The third part.
\end{enumerate}
\end{exercise}
% Question 2
\begin{exercise}
For each of the following below, determine which option is correct.
\begin{enumerate}[(i)]
\item
\begin{tabular}{p{3cm}p{3cm}p{3cm}p{3cm}}
a) $2 \cdot 2= 4$ & b) $x^3= x \cdot x$ & c) $\sin x = \cos x$ & d) $\sin x^2= \sin^2 x$
\end{tabular}
\item
\begin{tabular}{p{3cm}p{3cm}p{3cm}p{3cm}}
a) $2 \cdot 2= 4$ & b) $x^3= x \cdot x$ & c) $\sin x = \cos x$ & d) $\sin x^2= \sin^2 x$
\end{tabular}
\end{enumerate}
\end{exercise}
% Question 3
\begin{exercise}
Compute the following integral:
\[
\int e^{-x^2} \;dx
\] \vspace{6cm}
\end{exercise}
\end{document}