France | Exponential math question|Math olympiad|solve for x.
11:58
Hardest exponential math question|Harvard University|can you solve for x.
9:58
Italy| A Nice square root math question| solve for x| Math olympiad.
8:47
Germany|Maths Olympiad|Exponential Math question|solve for x.
10:40
1
12:52
Test d'entrée à l'université de Harvard
13:28
A Nice Algebra Problem | Math Olympiad | How to find x?
18:01
France l can you solve this?? l Olympiad Mathematics
11:58