i could do it.it's not my homework, I don't have to take any more maths before I graduate. I was trying to help a friend, we got most of them done but this one had me stumped, apparently it has everyone here stumped too. //content.invisioncic.com/y282845/emoticons/crap.gif.7f4dd41e3e9b23fbd170a1ee6f65cecc.gif
Because stone cold said so.I need a proof for (cosX + cos3X) / (sin3X-sinX) = cotX
plug it into your italian chip //content.invisioncic.com/y282845/emoticons/rolleyes.gif.c1fef805e9d1464d377451cd5bc18bfb.gifI need a proof for (cosX + cos3X) / (sin3X-sinX) = cotX