" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a se repite 4 veces
l se reppite 1 ves
b se repiten 2 veces
multiplicamos 4.1.2 =7!/ 4!x1!x2 =105
La respuesta es 105