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Eldar
Eldar is offline
#5
Mar31-11, 07:02 AM
P: 13
As someone who not long ago learnt Conic Sections, I found the derivations of the formula much easier than remembering them. It was good to see the formulas at first but I much preferred the derivations.

As above said, use a 3D model as well. The 2D drawing didn't really do it justice for me.