X(x - 1)?
X(x - 1)! = 12. 11. 10! Hallar el valor de x.
X(x - 1)! = 12. 11. 10! Hallar el valor de x.
En resumen
X(x - 1)! = 12. 11. 10! X(x - 1)! = 12. 11! x(x - 1)! = 12. (12 - 1)! X = 12.
X(x - 1)!
= 12.
11. 10!
X(x - 1)!
= 12.
11! x(x - 1)!
= 12.
(12 - 1)!
X = 12.