17:10

Third International Mathematics Olympiad #2

14:24

Cubic Formula for Depressed Cubic

27:12

Austrian Olympiad System of Equations

14:32

Addressing The Square-Root Confusion

18:17

4x²-40⌊x⌋+51=0 [CMO]

21:40

Olympiade, Math

17:38

Determine a and n

16:33

USA Math Olympiad question with @PKMath1234