This is how University of Oxford asked a square number problem on its admission test
7:47
Can we have a rectangle with perimeter = 1000 cm but area = 1 cm^2?
59:55
Oxford University Mathematician takes Oxford PHYSICS Admissions Test (PAT) - with @zhelyo_physics
9:07
Oxford MAT asks: sin(72 degrees)
33:03
How to solve exponential equations
10:31
¡Algunos "números primos" no son completamente primos!
16:49
CÓMO CALCULAR RAÍCES CUADRADAS QUE NO SON EXACTAS EN 5 SEGUNDOS. Truco espectacular
5:16
Can a rectangle have perimeter=1 and area=1?
5:23