Maths to die =="

Well, today I have a lot of question and problem in maths and it is about equation for a circle. Very funny is that me n she also have a same maths problem due too hard understand the problem ==" DUH!!!!!! I met her at the study room or it should be say that is she met me at study room together with her classmate ( a lot ) ==". We try solve the euqationbut still not success but something happened ==" her classmate all swift to other table quiet when i realise it the whole table left two of us. Geez I wander is her classmate purposely do that? or just coincident.....