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Graphic Design
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Connecting Zeros
Take it to the Limit
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Unit Circle
Graphing Trigonometric Ratios
Arduino Sin Siren
Polar Graph
Video
https://drive.google.com/file/d/0B4V4GkvI4cxjSmpBLVpSSXFvdUk/view?usp=sharing
The way we made the siren change sound was by making the program play 1 frequency for 1 second and then another frequency for another 1 second.