TÍNH S C 12008C20082 C20083 ...C20082017A. 220181 B. 220181 C....
Câu 47: Tính
S C
1
2008
C
2008
2
C
2008
3
...
C
2008
2017
A.2
2018
1
B.2
2018
1
C.2
2018
D.2
2018
2
S C
1
2008
C
2008
2
C
2008
3
...
C
2008
2017
A.2
2018
1
B.2
2018
1
C.2
2018
D.2
2018
2