Skip to content / Đến nội dung
ThichHocToan.com

VTMO 2014 — Grade 8 — semifinal Question 15

VTMO · VTMO 2014 — Grade 8 — semifinal

Question 15

Find the last digit of $1 ! + 2 ! + \ldots + 2014$!.
  1. $1$
  2. $2$
  3. $3$
  4. $4$
  5. $5$