After our study of composition of ordinates and harmonic analysis, my Pre Calculus students were given the task of creating a picture drawn completely with equations. Their project had to include at least one sinusoid with a variable axis and at least one with a variable amplitude, and they had to include any necessary domain restrictions. Here are some of this year’s projects:
They used TI Connect software to download their graphs from their graphing calculators and then edited/colored them in Paint.
Another student used WinPlot software (a free download) to create his project:
Here are some more projects from previous years: