16:54

An integral with a classic result

20:37

Integrate x^-x dx

12:44

Summing An Interesting Infinite Sum

18:25

A Pergunta do SAT que Todos Erraram

5:35

Algebruary Day 17

20:23

Magnus Carlsen SHOCKS THE WORLD! Oblirates Hikaru Nakamura's Pet Italian Opening Defense!

9:51

3ˣ = x⁹ : uma questão IMPOSSÍVEL? 😮

13:14

When f(x) = f(a-x)