En resumen

<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B15x14x13x12x11x10x9x8x7x6x5x4x3x2x1%7D%7B5x4x3x2x1%7D%20" /> = <img src="https://tex.z-dn.net/?f=15x14x13x12x11x10x9x8x7x6%20%3D%2010897286400" />.

Mejor respuesta

BRANDON06
4

<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B15x14x13x12x11x10x9x8x7x6x5x4x3x2x1%7D%7B5x4x3x2x1%7D%20" /> = <img src="https://tex.z-dn.net/?f=15x14x13x12x11x10x9x8x7x6%20%3D%2010897286400" />.