This is how University of Oxford asked a square number problem on its admission test
9:07
Oxford MAT asks: sin(72 degrees)
4:58
Hate to be that guy but I need the extra credit! Reddit complex numbers r/theydidthemath
7:47
How do I find x? Exponential equation with two different bases. Reddit precalculus r/Homworkhelp
12:50
I visited the world's hardest math class
13:25
Impossible Squares - Numberphile
6:20
My first A-level math exam question
9:50
How to really solve sin(x^2)=sin(x)
7:47