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OpenStudy (anonymous):
Find an equation equivalent to x^2 - y^2 = 4 in polar coordinates. a. cos^2 theta - sin^2 theta= 4r b. cos^2 theta - sin^2 theta= 4 c. rcos2 theta= 4 d. r^2 cos2 theta =4
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OpenStudy (kainui):
Basically just plug in these things to convert to polar coordinates: x=r*cos theta y=r*sin theta |dw:1366778737932:dw|
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