I've got to convert this equation to polar co-ordinates.
My working so far is as follows,
I can't see this being right with r on the RHS though, anyone able to help? Cheers.
so you have four rays, all with terminus at the origin (alternatively, two lines passing through the origin). See http://www.wolframalpha.com/input/?i...%28y+%2B+3x%29