1. Calcule el exponente final de x en
(n+3) factores
x5 ⋅ x5 ⋅ ... ⋅ x5 ⋅ x5
_________________ donde x≠ 0
x ⋅ x ⋅ x ⋅ ... ⋅ x ⋅ x

(5n)factor






A) 15 B) 21 C) 25 D) 5