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Mathematics 8 Online
OpenStudy (anonymous):

Does anyone know how to use the computer program: Graphmatica?

OpenStudy (anonymous):

How do you plug this into it: As t increases, the ellipse given by x = cos(t) and y=2sin(t) is traced out counterclockwise. Use a domain from 0 to 2pi for t (make sure you are in radian mode) and a t step of pi/12. Graph on a window from -5 to 5 for both x and y.

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