Audacity Forum

Well basically the job is to create an instrument for my math class, play 3 notes with it, record on computer, analyze in audacity, and construct an equation for each sinusoid. Doesn't seem like it would be too difficult as I know how to construct equations fairly well but I'm not sure as to the per...

How would I go about writing an equation for the graph of a sinusoid that is displayed in audacity?