Question

Extremely complicated formula with simple answer?

Answer 1

Something crazy with lots of sins and cos that simplifies to like, 3.

Answer 2

The harder it looks the better.

Answer 3

What identities do you know?

Answer 4

I don't need a sin/cos one in specific, just looking for an extremely tough looking problem

Answer 5

I'm trying to do something not related to homework. You guys seemed like you would know some good examples

Answer 6

I had one earlier...can it involve calculus?

Answer 7

Sure

Answer 8

\[\huge\lim_{n \rightarrow \infty} \left( \pi \int\limits_{0}^{1} (1-x^n)^2dx \right)=\pi\]

Answer 9

That's perfect, thanks a ton.