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OpenStudy (anonymous):
find the graph of r=cos2theta-1
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OpenStudy (anonymous):
$$r = \cos^2 \theta - 1$$ Polar graph or just Cartesian?
OpenStudy (anonymous):
cartesian
OpenStudy (anonymous):
Do you know what the graph of cosine looks like? What about cosine squared?
OpenStudy (anonymous):
just the cosine
OpenStudy (anonymous):
Welp. Cosine squared looks almost exactly like cosine, except it's steeper and all positive. Like this: |dw:1394928997962:dw|
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