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Mathematics 6 Online
OpenStudy (lilsis76):

how can i convert rectangular coordinate (-6,7) to polar?

OpenStudy (anonymous):

\[x=r \cos(\phi); y= r \sin(\phi); r=\sqrt{x^2+y^2}; \phi = \arctan(\frac{y}{x})\] Plug in everything and you're good to go.

OpenStudy (lilsis76):

thank you :)

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