Nigga, you're full of crap if you're saying this is your hw and you're in algebra.

Maybe his teacher is just throwing the hardest crap he or she has... seriously guys, there is absolutely no point in lying about something like this.

No, algebra teachers don't give trig functions that you don't even learn in geometry if they haven't even taken geometry yet.

dude this isn't normal math class where i am taking algebra. ITS
MATH RESEARCH!!!! and can sm1 tell me if what i did is correct,
its almost 12 and i gotta go to sleep. sry to bother.

Ill check tomorrow.

yeah, you did it right