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April 20, 2014

April 20, 2014

Posted by **casey** on Monday, April 18, 2011 at 10:18pm.

- trigonometry -
**Mgraph**, Monday, April 18, 2011 at 10:53pmMultiply both sides by r^2:

r^4=r^2(2cos^2(theta)+3sin^2(theta))

(r^2)^2=2(r*cos(theta))^2+3(r*sin(theta)^2

(x^2+y^2)^2=2x^2+3y^2

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