Of course it depends on how hard the course is in you school and what teacher you get. It is different for everyone. I recommend asking some seniors that are in the class now and see how they like it.
But, saying that, it sounds like you are good at math. I would take the class because it can look good on your college applications because you are not slacking off senior year.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.