72 Describe the plot produced by the following:

    72 Describe the plot produced by the following:

    73 \begin{lstlisting}

    73 \begin{lstlisting}

    74 In []: x = linspace(0, 2*pi, 50)

    74 In []: x = linspace(0, 2*pi, 50)

    75 In []: plot(x, cos(x), 'go')

    75 In []: plot(x, cos(x), 'go')

    76 \end{lstlisting}

    76 \end{lstlisting}

    77 \end{frame}

    78 \end{frame}

    78 

    79 

    79 \begin{frame}

    80 \begin{frame}

    80 \frametitle{\incqno }

    81 \frametitle{\incqno }

    81 How will you plot the previous graph with line width set to 3?  How will

    82 How will you plot the previous graph with line width set to 3?  How will