9:10

Quadratic formula for non-constant coefficients

12:59

7 factorials you probably didn't know

11:15

En zor testin en zor sorusu

11:25

solving equations but they get increasingly more impossible?

19:32

Math for fun, sin(z)=2

1:08:14

pi'nin irrasyonel olduğunu NEREDEN BİLİYORSUNUZ?

13:51

so you want a VERY HARD math question?!

15:17

You see nonlinear equations, they see linear algebra! (Harvard-MIT math tournament)