Maths and Kpop don't MIX! K-pop and Maths shouldn't collide, especially for senior year. Read on :D The other day, we had this practice exam for year 11 Maths. My friend who's a hardcore k-pop fan, was asked for the answer to a question. The question being what is f(x) if this is such and such. My friend says f(x) is a Korean pop group, then my teacher was like no f(x) is a function. My friend was like "No, i'm pretty sure it's k-pop" and my teach was like what's k-pop? me and my friend laugh then he said to teach, "how do you know what f(x) is if you don't know what k-pop is?" Then my teacher stared out the window and was like "see that window?" friend replied "yeah". teach says "using f(x) nota