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OpenStudy (anonymous):
Given the polar equation (r^2)cos(2(theta))=1 how would you convert it into a Cartesian equation?
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OpenStudy (tkhunny):
x = r*cos(theta) y = r*sin(theta) Go! Of course, you may need to remember your Double Angle Formulas from your last Trigonometry class. For cos(2*theta) there are three versions. Just pick one.
OpenStudy (anonymous):
Great, thanks! :D
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